Build your own polygon and transform it in the Cartesian coordinate system. Experiment with reflections across any line, revolving around any line (which yields a 3-D image), rotations about any point, and translations in any direction.
Students run a simulation of how a fire will spread through a stand of trees, learning about probability and chaos. Parameters: Forest density, wind direction, size of forest.
This worksheet is for use with the A Better Fire! activity (http://www.shodor.org/interactivate/activities/ABetterFire/).
This worksheet is for use with the Better Fire activity (http://www.shodor.org/interactivate/activities/ABetterFire/).
Create a game spinner with variable sized sectors to look at experimental and theoretical probabilities. Parameters: Sizes of sectors, number of sectors, number of trials.
This worksheet is for use with the activity Adjustable Spinner (http://www.shodor.org/interactivate/activities/AdjustableSpinner/).
This worksheet is for use with the activity Adjustable Spinner (http://www.shodor.org/interactivate/activities/AdjustableSpinner/).
This worksheet is for use with the Adjustable Spinner activity (http://www.shodor.org/interactivate/activities/AdjustableSpinner/).
This worksheet is for use with the Adjustable Spinner activity (http://www.shodor.org/interactivate/activities/AdjustableSpinner/).
Run a simulation of how a fire spreads through a stand of trees, learning about probability and chaos. Track the results of multiple burns and use the data to draw conclusions.
Lesson plan to help students understand independent and dependent variables through a fire probability simulation.
This worksheet is for use with the activity Advanced Fire (http://www.shodor.org/interactivate/activities/AdvancedFire/).
This worksheet is for use with the activity Advanced Fire (http://www.shodor.org/interactivate/activities/AdvancedFire/).
This worksheet is for use with the lesson Advanced Fire (http://www.shodor.org/interactivate/lessons/AdvancedFire/).
This worksheet is for use with the lesson Advanced Fire (http://www.shodor.org/interactivate/lessons/AdvancedFire/).
Choose one of N doors to experimentally determine the odds of winning the grand prize behind one of the doors, as in the TV program "Let's Make a Deal." Parameters: Number of doors, number of trials, staying or switching between the two remaining doors.
This worksheet is for use with the Advanced Monty Hall activity (http://www.shodor.org/interactivate/activities/AdvancedMontyHall/).
This worksheet is for use with the Advanced Monty Hall activity (http://www.shodor.org/interactivate/activities/AdvancedMontyHall/).
Helps students to understand the differences and similarities between Agent Modeling and Systems Modeling.
Students play a generalized version of connect four, gaining the chance to place a piece on the board by solving an algebraic equation. Parameters: Level of difficulty of equations to solve and type of problem. Algebra Four is one of the Interactivate assessment games.
This worksheet is for use with the Algebra Four activity (http://www.shodor.org/interactivate/activities/AlgebraFour/).
This worksheet is for use with the Algebra Four activity (http://www.shodor.org/interactivate/activities/AlgebraFour/).
Test your algebra skills by answering questions. This quiz asks you to solve algebraic linear and quadratic equations of one variable. Choose difficulty level, question types, and time limit. Algebra Quiz is one of the Interactivate assessment quizzes.
This worksheet is for use with the Algebra Quiz activity (http://www.shodor.org/interactivate/activities/AlgebraQuiz/).
This worksheet is for use with the Algebra Quiz activity (http://www.shodor.org/interactivate/activities/AlgebraQuiz/).
Introduces the concept of algorithms and how algorithms affect mathematics.
Students discover algorithms as they sort shapes into Venn diagrams. Then students compare the efficiency of their algorithms using box plots.
Practice your knowledge of acute, obtuse, and alternate angles. Also, practice relationships between angles - vertical, adjacent, alternate, same-side, and corresponding. Angles is one of the Interactivate assessment explorers.
Reviews vocabulary and concepts related to the geometry of angles.
Introduces students to acute, obtuse, and right angles as well as relationships between angles formed by parallel lines crossed by a transversal.
Students will learn about classifying angles as acute, right, or obtuse.
Students learn about classifying angles by their measure and in relation to angles formed by two lines crossed by a transversal.
This worksheet is for use with the Elementary Angles lesson plan (http://www.shodor.org/interactivate/lessons/AnglesElem/).
This worksheet is for use with the Elementary Angles lesson plan (http://www.shodor.org/interactivate/lessons/AnglesElem/).
This worksheet is for use with the Angles lesson plan (http://www.shodor.org/interactivate/lessons/Angles/).
Introduces students to arithmetic and geometric sequences. Students explore further through producing sequences by varying the starting number, multiplier, and add-on.
Introduces students to quadrilaterals with an emphasis on defining characteristics of parallelograms, rectangles, and trapezoids.
This worksheet is for use with the Another Hilbert Curve Generator activity (http://www.shodor.org/interactivate/activities/AnotherHilbertCurve/).
This worksheet is for use with the Another Hilbert Curve Generator Activity (http://www.shodor.org/interactivate/activities/AnotherHilbertCurve/).
Students work step-by-step through the generation of a different Hilbert-like Curve (a fractal made from deforming a line by bending it), allowing them to explore number patterns in sequences and geometric properties of fractals.
Looks at finding areas of irregular shapes on a grid.
Comparing shapes with the same areas but different perimeters.
A supporting worksheet for Interactivate
This lesson has students explore areas of rectangular and irregular shapes on a grid to help them understand the concept of area and the units in which area is measured.
This worksheet is for use with the Area Explorer activity (http://www.shodor.org/interactivate/activities/AreaExplorer/).
This worksheet is for use with the Area Explorer activity (http://www.shodor.org/interactivate/activities/AreaExplorer/).
Helps students understand there are a variety of ways to solve problems. This lesson also gives students practice in using various methods to find the areas of irregular shapes.
This worksheet is for use with the lesson Area Explorations (http://www.shodor.org/interactivate/lessons/AreaExplorations/).
This worksheet is for use with the lesson Area Explorations (http://www.shodor.org/interactivate/lessons/AreaExplorations/).
Learn the relationship between perimeter and area. A shape will be automatically generated with the perimeter that you choose. Calculate the area of this shape. Area Explorer is one of the Interactivate assessment explorers.
This worksheet is for use with the Area Explorer activity (http://www.shodor.org/interactivate/activities/AreaExplorer/).
This worksheet is for use with the Area lesson plan (http://www.shodor.org/interactivate/lessons/Area/).
Students play a generalized version of connect four, gaining the chance to place a piece on the board by answering arithmetic questions (addition, subtraction, multiplication, division). Parameters: time, difficulty level, types of questions. Arithmetic Four is one of the Interactivate assessment games.
This worksheet is for use with the Arithmetic Four activity (http://www.shodor.org/interactivate/activities/ArithmeticFour/).
This worksheet is for use with the Arithmetic Four activity (http://www.shodor.org/interactivate/activities/ArithmeticFour/).
This worksheet is for use with the Arithmetic Four activity (http://www.shodor.org/interactivate/activities/ArithmeticFour/).
This worksheet is for use with the Practicing Arithmetic lesson plan (http://www.shodor.org/interactivate/lessons/PracticingArithmetic/).
Arithmetic Quiz gives the user randomized questions to answer on arithmetic with whole numbers and integers. Parameters: Level of difficulty and types of questions. Arithmetic Quiz is one of the Interactivate assessment quizzes.
This worksheet is for use with the Arithmetic Quiz activity (http://www.shodor.org/interactivate/activities/ArithmeticQuiz/).
This worksheet is for use with the Arithmetic Quiz activity (http://www.shodor.org/interactivate/activities/ArithmeticQuiz/).
Enter data to create a bar graph, then change many settings for the graph's appearance.
Discusses the benefits of using a bar graph to examine data.
Students learn what bar graphs are used for, how to interpret the data presented, and how to organize their own data using bar graphs.
Sort colored shapes into a bar graph. Practice sorting by shape or by color. Appropriate for elementary grades. Bar Graph Sorter is one of the Interactivate assessment explorers.
This worksheet is for use with the Bar Graph Sorter activity (http://www.shodor.org/interactivate/activities/BarGraphSorter/).
This worksheet is for use with the Bar Graph Sorter activity (http://www.shodor.org/interactivate/activities/BarGraphSorter/).
A supporting worksheet for Interactivate
Discusses the base ten system and how it differs from other base number systems.
A supporting worksheet for Interactivate
Introduces positive and negative relationships and independent and dependent variables of bivariate data.
The same as "Bounded Fraction Pointer" but there is no arrow to help the user determine the value of a fraction between the two endpoints. Bounded Fraction Finder is one of the Interactivate assessment explorers.
This worksheet is for use with the Bounded Fraction Finder activity (http://www.shodor.org/interactivate/activities/BoundFractionFinder/).
This worksheet is for use with the Bounded Fraction Pointer activity (http://www.shodor.org/interactivate/activities/BoundFractionFinder/).
Determine the value of two fractions you have chosen (which are represented as points on a number line). Then find a fraction whose value is between your two fractions (using an arrow on the number line as a guide) and determine its value. Bounded Fraction Pointer is one of the Interactivate assessment explorers.
This worksheet is for use with the Bounded Fraction Pointer activity (http://www.shodor.org/interactivate/activities/BoundFractionPointer/).
This worksheet is for use with the Bounded Fraction Pointer activity (http://www.shodor.org/interactivate/activities/BoundFractionPointer/).
This worksheet is for use with the Bounded Fraction Pointer activity (http://www.shodor.org/interactivate/activities/BoundFractionPointer/).
This worksheet is for use with the Bounded Fraction Pointer activity (http://www.shodor.org/interactivate/activities/BoundFractionPointer/).
This worksheet is for use with the Bounded Fraction Pointer activity (http://www.shodor.org/interactivate/activities/BoundFractionPointer/).
This worksheet is for use with the Bounded Fraction Pointer activity (http://www.shodor.org/interactivate/activities/BoundFractionPointer/).
Students can create box plots for either built-in or user-specified data as well as experiment with outliers. User may choose to use or not use the median for calculation of interquartile range.
How to build box plots, including the two different ways to determine interquartile range.
This worksheet is for use with the Box Plot activity (http://www.shodor.org/interactivate/activities/BoxPlot/).
This worksheet is for use with the Box Plot activity (http://www.shodor.org/interactivate/activities/BoxPlot/).
This worksheet is for use with the Box Plot activity (http://www.shodor.org/interactivate/activities/BoxPlot/).
This worksheet is for use with the Box Plot activity (http://www.shodor.org/interactivate/activities/BoxPlot/).
Introduces students to quartiles and box plots.
Experiment with a simulation to get an approximation of Pi by dropping a needle on a lined sheet of paper.
This worksheet is for use with the Buffon's Needle activity (http://www.shodor.org/interactivate/activities/Buffon/).
This worksheet is for use with the Buffon's Needle activity (http://www.shodor.org/interactivate/activities/Buffon/).
This worksheet is for use with the Buffon's Needle activity (http://www.shodor.org/interactivate/activities/Buffon/).
This worksheet is for use with the Buffon's Needle activity (http://www.shodor.org/interactivate/activities/Buffon/).
Create your own affine cipher for encoding and decoding messages. Input your own constant and multiplier, then input a message to encode.
This worksheet is for use with the Caesar Cipher activity (http://www.shodor.org/interactivate/activities/CaesarCipher/).
This worksheet is for use with the Caesar Cipher activity (http://www.shodor.org/interactivate/activities/CaesarCipher/).
Encode and decode messages to determine the form for an affine cipher. Input a message to encode, then input your guesses for the constant and multiplier. Caesar Cipher II is one of the Interactivate assessment explorers.
This worksheet is for use with the Caesar Cipher II activity (http://www.shodor.org/interactivate/activities/CaesarCipherTwo/).
This worksheet is for use with the Caesar Cipher II activity (http://www.shodor.org/interactivate/activities/CaesarCipherTwo/).
Decode encrypted messages to determine the form for an affine cipher, and practice your reasoning and arithmetic skills. Input your guesses for the multiplier and constant. Caesar Cipher III is one of the Interactivate assessment explorers.
This worksheet is for use with the Caesar Cipher III activity (http://www.shodor.org/interactivate/activities/CaesarCipherThree/).
This worksheet is for use with the Caesar Cipher III activity (http://www.shodor.org/interactivate/activities/CaesarCipherThree/).
Learn about fractions between 0 and 1 by repeatedly deleting portions of a line segment, and also learn about properties of fractal objects. Parameter: fraction of the segment to be deleted each time.
This worksheet is for use with the Cantor's comb activity (http://www.shodor.org/interactivate/activities/CantorComb/).
This worksheet is for use with the Cantor's Comb activity (http://www.shodor.org/interactivate/activities/CantorComb/).
Introduces students to plotting points on the Cartesian coordinate system -- an alternative to "Graphing and the Coordinate Plane."
Introduces the notion of chaos as the breakdown in predictability.
Students learn about the concepts and applications of chaos.
This worksheet is for use with the Chaos Game activity (http://www.shodor.org/interactivate/activities/TheChaosGame/).
This worksheet is for use with the Chaos Game activity (http://www.shodor.org/interactivate/activities/TheChaosGame/).
This worksheet is for use with the Chaos Game activity (http://www.shodor.org/interactivate/activities/TheChaosGame/).
This worksheet is for use with the Chaos Game activity (http://www.shodor.org/interactivate/activities/TheChaosGame/).
This worksheet is for use with the Chaos Game activity (http://www.shodor.org/interactivate/activities/TheChaosGame/).
This worksheet is for use with the Chaos Game activity (http://www.shodor.org/interactivate/activities/TheChaosGame/).
This worksheet is for use with the Chaos Game activity (http://www.shodor.org/interactivate/activities/TheChaosGame/).
Shows the wide spread use of fractals and chaos in science and nature.
Enter your own data categories and the value of each category to create a pie chart. There are also built in data sets which can be viewed.
This worksheet is for use with the Circle Graph activity (http://www.shodor.org/interactivate/activities/CircleGraph/).
This worksheet is for use with the Circle Graph activity (http://www.shodor.org/interactivate/activities/CircleGraph/).
Shows how scales help to represent or misrepresent data in histograms.
Work with various types of clocks in order to learn about modular arithmetic operations. Parameters: Number of hours on the clock.
Introduces students to modular (clock) arithmetic and how modular arithmetic can be used to encode messages using simple shift, multiple and affine ciphers.
This worksheet is for use with the Clock Arithmetic activity (http://www.shodor.org/interactivate/activities/ClockArithmetic/).
This worksheet is for use with the Clock Arithmetic activity (http://www.shodor.org/interactivate/activities/ClockArithmetic/).
Shows how modular arithmetic can be thought of as clock arithmetic.
Practice reading a clock, input times for the clock to display, or let the clock generate random times for you to read. Choose from three difficulty levels. Clock Wise is one of the Interactivate assessment explorers.
This worksheet is for use with the Clock Wise activity (http://www.shodor.org/interactivate/activities/ClockWise/).
This worksheet is for use with the Clock Wise activity (http://www.shodor.org/interactivate/activities/ClockWise/).
This worksheet is for use with the Clock Wise activity (http://www.shodor.org/interactivate/activities/ClockWise/).
This worksheet is for use with the Clock Wise activity (http://www.shodor.org/interactivate/activities/ClockWise/).
Simulation of a coin toss allowing the user to input the number of flips. Toss results can be viewed as a list of individual outcomes, ratios, or table.
This worksheet is for use with the activity Coin Toss (http://www.shodor.org/interactivate/activities/Coin/).
This worksheet is for use with the activity Coin Toss (http://www.shodor.org/interactivate/activities/Coin/).
This worksheet is for use with the Coloring Multiples in Pascal's Triangle activity (http://www.shodor.org/interactivate/activities/ColoringMultiples/).
This worksheet is for use with the Coloring Multiples in Pascal's Triangle activity (http://www.shodor.org/interactivate/activities/ColoringMultiples/).
Color numbers in Pascal's Triangle by rolling a number and then clicking on all entries that are multiples of the number rolled, thereby practicing multiplication tables, investigating number patterns, and investigating fractal patterns. Coloring Multiples in Pascal's Triangle is one of the Interactivate assessment explorers.
This worksheet is for use with the Coloring Remainders in Pascal's Triangle activity (http://www.shodor.org/interactivate/activities/ColoringRemainder/).
This worksheet is for use with the Coloring Remainders in Pascal's Triangle activity (http://www.shodor.org/interactivate/activities/ColoringRemainder/).
Color numbers in Pascal's Triangle by rolling a number and then clicking on all entries that have the same remainder when divided by the number rolled, thereby practicing division and remainders, investigating number patterns, and investigating fractal patterns. Coloring Remainders in Pascal's Triangle is one of the Interactivate assessment explorers.
Explains the effect that color has on the patterns we see in tessellations.
Introduces students to the basics of reducing fractions and learning to compare fractions.
Introduces students to fractions and explores basic mathematical operations with fractions, comparing fractions, and converting fractions into decimals or percents.
Compare two sets of objects, using estimation to determine which is greater. Estimate a number of objects, the length of a line, or the area of a shape. Parameter: error tolerance. Comparison Estimator is one of the Interactivate assessment explorers.
This worksheet is for use with the Comparison Estimator activity (http://www.shodor.org/interactivate/activities/ComparisonEstimator/).
This worksheet is for use with the Comparison Estimator activity (http://www.shodor.org/interactivate/activities/ComparisonEstimator/).
Introduction of the concept of conditional probability and discussion of its application for problem solving.
Introduces conditional probability and the probability of simultaneous events.
Aids in the understanding of the geometric and algebraic derivations of conic sections.
Manipulate different types of conic section equations on a coordinate plane using slider bars. Learn how each constant and coefficient affects the resulting graph. Choose from vertical or horizontal parabola, circle, ellipse, and vertical or horizontal hyperbola.
Introduces students to a geometric derivation of the conic sections.
This worksheet is for use with the Conic Flyer activity (http://www.shodor.org/interactivate/activities/ConicFlyer/).
This worksheet is for use with the Conic Flyer activity (http://www.shodor.org/interactivate/activities/ConicFlyer/).
This worksheet is for use with the lesson Conic Flyer (http://www.shodor.org/interactivate/lessons/ConicFlyer/).
This worksheet is for use with the lesson Conic Flyer (http://www.shodor.org/interactivate/lessons/ConicFlyer/).
Aids in the understanding of the relationships among the various conic sections.
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
Discusses continuous versus discrete distributions.
Converts fractions to decimals and decimals to fractions. Observe the relationships between fractions and decimals.
This worksheet is for use with the Converter activity (http://www.shodor.org/interactivate/activities/Converter/).
This worksheet is for use with the Converter activity (http://www.shodor.org/interactivate/activities/Converter/).
Discusses methods of converting from the base ten system to another base number system.
This worksheet is for use with the Simple Coordinates Game activity (http://www.shodor.org/interactivate/activities/SimpleCoordinates/).
This worksheet is for use with the Simple Coordinates Game activity (http://www.shodor.org/interactivate/activities/SimpleCoordinates/).
Discusses the correlation coefficient, r, through scatter plots.
This worksheet is for use with the Crazy Choices Game activity (http://www.shodor.org/interactivate/activities/CrazyChoicesGame/).
This worksheet is for use with the Crazy Choices Game activity (http://www.shodor.org/interactivate/activities/CrazyChoicesGame/).
Compare theoretical and experimental probabilities, using dice, cards, spinners, or coin tosses. Three different probabilities can be compared at once. Parameters: Type of probabilities, number of trials.
This worksheet is for use with the Crazy Choices Game activity (http://www.shodor.org/interactivate/activities/CrazyChoicesGame/).
This worksheet is for use with the Crazy Choices Game activity (http://www.shodor.org/interactivate/activities/CrazyChoicesGame/).
This worksheet is for use with the Crazy Choices Game activity (http://www.shodor.org/interactivate/activities/CrazyChoicesGame/).
This worksheet is for use with the Crazy Choices Game activity (http://www.shodor.org/interactivate/activities/CrazyChoicesGame/).
Explore cross sections of different geometric solids: cone, double cone, cylinder, pyramid, and prism. Manipulate the cross section with slider bars, and see how the graphical representation changes.
This worksheet is for use with the activity Cross Section Flyer (http://www.shodor.org/interactivate/activities/CrossSectionFlyer/).
This worksheet is for use with the activity Cross Section Flyer (http://www.shodor.org/interactivate/activities/CrossSectionFlyer/).
Aids in the understanding of cross sections of three-dimensional objects.
This lesson utilizes the concepts of cross-sections of three-dimensional figures to demonstrate the derivation of two-dimensional shapes.
Introduces the notion of using modular arithmetic to encode messages.
Enter a set of data points, then derive a function to fit those points. Manipulate the function on a coordinate plane using slider bars. Learn how each constant and coefficient affects the resulting graph.
This worksheet is for use with the Data Flyer activity (http://www.shodor.org/interactivate/activities/DataFlyer/).
This worksheet is for use with the Data Flyer activity (http://www.shodor.org/interactivate/activities/DataFlyer/).
This worksheet is for use with the lesson Comparison of Univariate and Bivariate Data (http://www.shodor.org/interactivate/lessons/UnivariateBivariateData/).
This worksheet is for use with the lesson Comparison of Univariate and Bivariate Data (http://www.shodor.org/interactivate/lessons/UnivariateBivariateData/).
This worksheet is for use with the Histogram activity (http://www.shodor.org/interactivate/activities/Histogram/).
This worksheet is for use with the Histogram activity (http://www.shodor.org/interactivate/activities/Histogram/).
This worksheet is for use with the Histogram activity (http://www.shodor.org/interactivate/activities/Histogram/).
This worksheet is for use with the Histogram activity (http://www.shodor.org/interactivate/activities/Histogram/).
Deals with converting fractions into decimals.
View the graph and the equation of the line tangent to any function at any point on the function.
Explores derivatives and the idea of infinity using a geometric interpretation of slope.
This worksheet is for use with the Derivate activity (http://www.shodor.org/interactivate/activities/Derivate/).
This worksheet is for use with the Derivate activity (http://www.shodor.org/interactivate/activities/Derivate/).
This worksheet is for use with the Derivate activity (http://www.shodor.org/interactivate/activities/Derivate/).
This worksheet is for use with the lesson Derivate (http://www.shodor.org/interactivate/lessons/Derivate/).
This worksheet is for use with the lesson Derivate (http://www.shodor.org/interactivate/lessons/Derivate/).
Experiment with the outcome distribution for a roll of two dice by simulating a dice throwing game. Parameters: Which player wins with which total rolled.
Discusses fractal dimension, how that dimension relates to scale, and the formula needed to calculate the fractal dimension of an object.
Discusses the problem of determining the fractal dimension of irregular fractals and how the scale is indeterminite in these fractals.
Run a simulation of how a fire will spread through a stand of trees, learning about probability and chaos. Parameters: Probability that a tree will set fire to each of its eight neighbors.
This worksheet is for use with the Directable Fire activity (http://www.shodor.org/interactivate/activities/DirectableFire/).
This worksheet is for use with the Directable Fire activity (http://www.shodor.org/interactivate/activities/DirectableFire/).
Introduces the concept of the distributive property.
The question of fairness in a game of two dice leads to the concept of divisibility.
Practice finding elapsed time given a starting time and an ending time. Elapsed Time is one of the Interactivate assessment explorers.
Introduces the concept of elapsed time and teaches students how to calculate elapsed time.
Introduces students to elapsed time and how to calculate it.
This worksheet is for use with the Elapsed Time activity (http://www.shodor.org/interactivate/activities/ElapsedTime/).
This worksheet is for use with the Elapsed Time activity (http://www.shodor.org/interactivate/activities/ElapsedTime/).
This worksheet is for use with the Elapsed Time activity (http://www.shodor.org/interactivate/activities/ElapsedTime/).
Given a starting time and elapsed time practice finding the ending time. Elapsed Time Two is one of the Interactivate assessment explorers.
Teaches students how to calculate ending time given the starting time and elapsed time.
Students practice finding the ending time given the starting time and an elapsed time.
This worksheet is for use with the activity Elapsed Time Two (http://www.shodor.org/interactivate/activities/ElapsedTimeTwo/).
This worksheet is for use with the lesson Elapsed Time Two (http://www.shodor.org/interactivate/lessons/ElapsedTimeTwo/).
This worksheet is for use with the lesson Elapsed Time Two (http://www.shodor.org/interactivate/lessons/ElapsedTimeTwo/).
This worksheet is for use with the Venn Diagram Shape Sorter activity (http://www.shodor.org/interactivate/activities/ShapeSorter/).
Students consider the patterns that emerge from agent models and geometric fractals.
This worksheet is for use with the lesson Emerging Patterns (http://www.shodor.org/interactivate/lessons/EmergingPatterns/).
This worksheet is for use with the lesson Emerging Patterns (http://www.shodor.org/interactivate/lessons/EmergingPatterns/).
This worksheet is for use with the lesson Finding Remainders in Pascal's Triangle (http://www.shodor.org/interactivate/lessons/FindingRemaindersinPascal/).
Introduces the concept of energy and the law of conservation of energy.
Introduces the proper meaning of the term fair.
This activity helps you understand how to balance an equation. You input the term and the operation. The activity uses that term and operates on both sides of the equation. It then displays the resulting equation. Equation Solver is one of the Interactivate assessment explorers.
This worksheet is for use with the activity Equation Solver (http://www.shodor.org/interactivate/activities/EquationSolver/).
This worksheet is for use with the activity Equation Solver (http://www.shodor.org/interactivate/activities/EquationSolver/).
Visually represent two unique fractions that are equivalent to a given fraction. The fractional value is shown on a number line after you check to see if your fraction is correct. Equivalent Fraction Finder is one of the Interactivate assessment explorers.
This worksheet is for use with the Equivalent Fractions Finder activity (http://www.shodor.org/interactivate/activities/EquivFractionFinder/).
This worksheet is for use with the Equivalent Fractions Finder activity (http://www.shodor.org/interactivate/activities/EquivFractionFinder/).
This worksheet is for use with the Equivalent Fractions Finder activity (http://www.shodor.org/interactivate/activities/EquivFractionFinder/).
This worksheet is for use with the Equivalent Fractions Finder activity (http://www.shodor.org/interactivate/activities/EquivFractionFinder/).
Visually represent two unique fractions that are equivalent to a given fraction. The fractional value is shown on a number line as you color in the fraction. Equivalent Fraction Pointer is one of the Interactivate assessment explorers.
This worksheet is for use with the Equivalent Fractions Pointer activity (http://www.shodor.org/interactivate/activities/EquivFractionPointer/).
This worksheet is for use with the Equivalent Fractions Pointer activity (http://www.shodor.org/interactivate/activities/EquivFractionPointer/).
This worksheet is for use with the Equivalent Fractions Pointer activity (http://www.shodor.org/interactivate/activities/EquivFractionPointer/).
This worksheet is for use with the Equivalent Fractions Pointer activity (http://www.shodor.org/interactivate/activities/EquivFractionPointer/).
This worksheet is for use with the Equivalent Fractions Pointer activity (http://www.shodor.org/interactivate/activities/EquivFractionPointer/).
Introduction to various estimation methods through the simulation of a forest fire.
Students practice and improve upon their estimation skills.
Introduces students to making estimations.
Practice estimation skills by determining the number of objects, the length of a line, or the area of a shape. Parameters: error tolerance of estimate. Estimator is one of the Interactivate assessment explorers.
This worksheet is for use with the Estimator activity (http://www.shodor.org/interactivate/activities/Estimator/).
This worksheet is for use with the Estimator activity (http://www.shodor.org/interactivate/activities/Estimator/).
Play a "Connect-Four" style game, earning a game piece each time you answer an estimation question correctly. This game asks the players to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time. Estimator Four is one of the Interactivate assessment games.
This worksheet is for use with the Estimator Four activity (http://www.shodor.org/interactivate/activities/EstimatorFour/).
This worksheet is for use with the Estimator Four activity (http://www.shodor.org/interactivate/activities/EstimatorFour/).
Test your estimation skills by answering questions. This quiz asks you to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time. Estimator Quiz is one of the Interactivate assessment quizzes.
This worksheet is for use with the Estimator Quiz activity (http://www.shodor.org/interactivate/activities/EstimatorQuiz/).
This worksheet is for use with the Estimator Quiz activity (http://www.shodor.org/interactivate/activities/EstimatorQuiz/).
Introduction of elementary set operations and their connections with probability.
Introduction and discussion of the concept of expected value.
Experiment with probability using a fixed size section spinner, a variable section spinner, two regular 6-sided dice or customized dice.
This worksheet is for use with the Experimental Probability activity (http://www.shodor.org/interactivate/activities/ExpProbability/).
This worksheet is for use with the Experimental Probability activity (http://www.shodor.org/interactivate/activities/ExpProbability/).
Gives an introduction to the concept of a logarithms and shows how logs can be used to calculate fractal dimension.
This worksheet is for use with the Histogram activity (http://www.shodor.org/interactivate/activities/Histogram/).
This worksheet is for use with the Histogram activity (http://www.shodor.org/interactivate/activities/Histogram/).
Visualize factors through building rectangular areas on a grid. First enter all the factorizations of a number, then draw each factor set as an area on the grid. Factorize is one of the Interactivate assessment explorers.
Visualize factors through building rectangular areas on a grid. As you draw each factor set on the grid, the factors will be listed. Factorize 2 is one of the Interactivate assessment explorers.
This worksheet is for use with the Factorize activity (http://www.shodor.org/interactivate/activities/Factorize/).
This worksheet is for use with the Factorize activity (http://www.shodor.org/interactivate/activities/Factorize/).
Students learn about factoring by using manipulatives and computer applets.
Finding the factors of whole numbers.
This worksheet is for use with the Finding Patterns in Pascal's Triangle lesson plan (http://www.shodor.org/interactivate/lessons/PatternsInPascal/).
Uses modular (clock) arithmetic to find patterns in Pascal's Triangle.
Introduces how to calculate residuals of bivariate data.
Discusses the process of finding the surface area of a rectangular prism.
Introduces the concept of surface area in relation to a triangular prism
Introduces the concept of volume of a rectangular prism.
Introduces the concept of finding volume of a triangular prism
Run a simulation of how a fire will spread through a stand of trees, learning about probability and chaos. Parameters: Probability that a tree catches fire if its neighbor is on fire.
Learn about estimation through modeling of a forest fire. This activity allows the user to burn a virtual forest, then estimate the number, the percent, or the fraction of trees burned. Fire Assessment is one of the Interactivate assessment explorers.
This worksheet is for use with the activity Fire Assessment (http://www.shodor.org/interactivate/activities/FireAssessment/).
This worksheet is for use with the activity Fire Assessment (http://www.shodor.org/interactivate/activities/FireAssessment/).
This worksheet is for use with the lesson Estimating With Fire (http://www.shodor.org/interactivate/lessons/EstimatingWithFire/).
This worksheet is for use with the lesson Estimating With Fire (http://www.shodor.org/interactivate/lessons/EstimatingWithFire/).
This worksheet is for use with the Fire! activity (http://www.shodor.org/interactivate/activities/Fire/).
This worksheet is for use with the Fire! activity (http://www.shodor.org/interactivate/activities/Fire/).
This worksheet is for use with the Fire! activity (http://www.shodor.org/interactivate/activities/Fire/).
Introduces students to probability simulation, allowing them to explore computer modeling while learning about probability.
Utilizes and reinforces concepts of probability, mean, line plots, experimental data, and chaos in analyzing a forest fire simulation.
This worksheet is for use with the Ordered Simple Plot activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
This worksheet is for use with the Ordered Simple Plot activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
This applet allows the user to experiment with randomly generated data sets at various sample sizes and standard deviations. Then, users can compare the distribution of the experimental data to the expected distribution.
Create your own fractals by drawing a "line deformation rule" and stepping through the generation of a geometric fractal. Parameters: Grid type, number of bending points on the line.
This worksheet is for use with the Flake Maker activity (http://www.shodor.org/interactivate/activities/FlakeMaker/).
This worksheet is for use with the Flake Maker activity (http://www.shodor.org/interactivate/activities/FlakeMaker/).
Build a "floor tile" by dragging the corners of a quadrilateral. Learn about tessellation of quadrilateral figures when the shape you built is tiled over an area.
A supporting worksheet for Interactivate
A supporting worksheet for Interactivate
Determine the fractal dimensions of several line-deformation fractals. Input the scale factor and number of similar copies, and the dimension will be calculated. Fractal Dimensions is one of the Interactivate assessment explorers.
This worksheet is for use with the Fractal Dimensions activity (http://www.shodor.org/interactivate/activities/FractalDimensions/).
This worksheet is for use with the Fractal Dimensions activity (http://www.shodor.org/interactivate/activities/FractalDimensions/).
Outlines the approach to playing the chaos game and how it relates to geometric fractals.
Demonstrates how fractions are added and subtracted.
Discusses how to convert from fractions to decimals.
Students learn how to convert from fractions to decimals.
Students learn how to convert from fractions to percentages.
Introduces students to fractions and explores basic mathematical operations with fractions, comparing fractions, and converting fractions into decimals or percents.
This worksheet is for use with the lesson Fraction Facts (http://www.shodor.org/interactivate/lessons/FractionFacts/).
This worksheet is for use with the lesson Fraction Facts (http://www.shodor.org/interactivate/lessons/FractionFacts/).
Determine the value of two given fractions represented as points on a number line. Then find a fraction whose value is between the two given fractions and determine its value. Fraction Finder is one of the Interactivate assessment explorers.
This worksheet is for use with the Fraction Finder activity (http://www.shodor.org/interactivate/activities/FractionFinder/).
This worksheet is for use with the Fraction Finder activity (http://www.shodor.org/interactivate/activities/FractionFinder/).
This worksheet is for use with the Fraction Finder activity (http://www.shodor.org/interactivate/activities/FractionFinder/).
This worksheet is for use with the Fraction Finder activity (http://www.shodor.org/interactivate/activities/FractionFinder/).
Students play a generalized version of connect four, gaining the chance to place a piece after simplifying fractions, converting fractions to decimals and percentages, and answering algebra questions involving fractions. Choose difficulty level, question types, and time. Fraction Four is one of the Interactivate assessment games.
This worksheet is for use with the Fraction Four activity (http://www.shodor.org/interactivate/activities/FractionFour/).
This worksheet is for use with the Fraction Four activity (http://www.shodor.org/interactivate/activities/FractionFour/).
Students and teacher play a game called "Fraction King" to understand the idea of taking fractional parts of whole numbers then use manipulatives and several computer applets to cement the idea.
This worksheet is for use with the Fraction King lesson plan (http://www.shodor.org/interactivate/lessons/FractionKing/).
Explains multiplication and division of fractions.
Determine the value of two given fractions represented as points on a number line. Then find a fraction whose value is between the two given fractions (using an arrow on the number line as a guide) and determine its value. Fraction Pointer is one of the Interactivate assessment explorers.
This worksheet is for use with the Fraction Pointer activity (http://www.shodor.org/interactivate/activities/FractionPointer/).
This worksheet is for use with the Fraction Pointer activity (http://www.shodor.org/interactivate/activities/FractionPointer/).
This worksheet is for use with the Fraction Pointer activity (http://www.shodor.org/interactivate/activities/FractionPointer/).
This worksheet is for use with the Fraction Pointer activity (http://www.shodor.org/interactivate/activities/FractionPointer/).
Test your fraction skills by answering questions. This quiz asks you to simplify fractions, convert fractions to decimals and percentages, and answer algebra questions involving fractions. Choose difficulty level, question types, and time. Fraction Quiz is one of the Interactivate assessment quizzes.
This worksheet is for use with the Fraction Quiz activity (http://www.shodor.org/interactivate/activities/FractionQuiz/).
This worksheet is for use with the Fraction Quiz activity (http://www.shodor.org/interactivate/activities/FractionQuiz/).
Discusses the introductory concept of a fraction.
Visualize fractions by coloring in the appropriate portions of either a circle or a square, then order those fractions from least to greatest. Fraction Sorter is one of the Interactivate assessment explorers.
This worksheet is for use with the Fraction Sorter activity (http://www.shodor.org/interactivate/activities/FractionSorter/).
This worksheet is for use with the Fraction Sorter activity (http://www.shodor.org/interactivate/activities/FractionSorter/).
This worksheet is for use with the Fraction Sorter activity (http://www.shodor.org/interactivate/activities/FractionSorter/).
This worksheet is for use with the Fraction Sorter activity (http://www.shodor.org/interactivate/activities/FractionSorter/).
Generate complicated geometric fractals by specifying starting polygon and scale factor.
This worksheet is for use with the Fractured Pictures activity (http://www.shodor.org/interactivate/activities/FracturedPictures/).
This worksheet is for use with the Fractured Pictures activity (http://www.shodor.org/interactivate/activities/FracturedPictures/).
Leads the idea of probability from counting chances to measuring proportions of areas.
Demonstrates the initial connections between functions and their graphs.
Looks at data structures and their applications to probability theory.
Students will graph input/output pairs from a simple linear function in order to gain an understanding of basic linear functions.
This worksheet is for use with the Functional Graphs lesson plan (http://www.shodor.org/interactivate/lessons/FunctionalGraphs/).
This worksheet is for use with the Functional Graphs lesson plan (http://www.shodor.org/interactivate/lessons/FunctionalGraphs/).
A more advanced version of Slope Slider, this activity allows the manipulation of the constants and coefficients in any function thereby encouraging the user to explore the effects on the graph of the function by changing those numbers.
This worksheet is for use with the Function Flyer activity (http://www.shodor.org/interactivate/activities/FunctionFlyer/).
This worksheet is for use with the Function Flyer activity (http://www.shodor.org/interactivate/activities/FunctionFlyer/).
This worksheet is for use with the Function Flyer activity (http://www.shodor.org/interactivate/activities/FunctionFlyer/).
Students investigate very simple functions by trying to guess the algebraic form from inputs and outputs. Function Machine is one of the Interactivate assessment explorers.
This worksheet is for use with the Function Machine activity (http://www.shodor.org/interactivate/activities/FunctionMachine/).
This worksheet is for use with the Function Machine activity (http://www.shodor.org/interactivate/activities/FunctionMachine/).
This activity allows the user to find the volume and surface area of various functions as they are rotated around axes. This applet can be used to practice finding integrals using the disk and washer methods of calculating volume.
This worksheet is for use with the Function Revolution activity (http://shodor.org/interactivate/activities/FunctionRevolution/).
This worksheet is for use with the Function Revolution activity (http://shodor.org/interactivate/activities/FunctionRevolution/).
Shows students why a function must pass the vertical line test to be a function.
Introduces students to the vertical line test for graphs of functions.
Discusses the notion of functions as a "number machine" with input and output.
Introduces students to reading and interpreting graphs.
Investigate the Cartesian coordinate system through identifying the coordinates of a randomly generated point, or requesting that a particular point be plotted. General Coordinates Game is one of the Interactivate assessment explorers.
This worksheet is for use with the General Coordinates Game activity (http://www.shodor.org/interactivate/activities/GeneralCoordinates/).
This worksheet is for use with the General Coordinates Game activity (http://www.shodor.org/interactivate/activities/GeneralCoordinates/).
Run a simulation to generate results from running the Monty Hall for multiple trials. This is similar to the game show "Let's Make A Deal", where you choose one of N doors in hopes of finding a grand prize behind one of the doors. Parameters: Number of doors, number of trials, staying, or switching between the two remaining doors.
Explores lines, planes, angles, and polygons in tessellations.
A supporting worksheet for Interactivate
Introduces graphing independent and dependent variables.
Students learn basic ideas about graphing points on the coordinate plane.
Analyzing graphs and creating velocity graphs from distance and acceleration from velocity.
Create graphs of functions and sets of ordered pairs on the same coordinate plane. This is like a graphing calculator with advanced viewing options.
This worksheet is for use with the Graphit activity (http://www.shodor.org/interactivate/activities/Graphit/).
This worksheet is for use with the Graphit activity (http://www.shodor.org/interactivate/activities/Graphit/).
A supporting worksheet for Interactivate
Demonstrates the connections between formulas and graphs.
Students can create graphs of functions entered as algebraic expressions -- similar to a graphing calculator.
This worksheet is for use with the Graph Sketcher activity (http://www.shodor.org/interactivate/activities/GraphSketcher/).
This worksheet is for use with the Graph Sketcher activity (http://www.shodor.org/interactivate/activities/GraphSketcher/).
This worksheet is for use with the Hilbert Curve Generator activity (http://www.shodor.org/interactivate/activities/HilbertCurve/).
This worksheet is for use with the Hilbert Curve Generator activity (http://www.shodor.org/interactivate/activities/HilbertCurve/).
Step through the generation of a Hilbert Curve -- a fractal made from deforming a line by bending it, and explore number patterns in sequences and geometric properties of fractals.
View histograms for built-in or user-specified data. Experiment with how the size of the class intervals influences the appearance of the histogram. Parameters: Data sets, class sizes.
This worksheet is for use with the Histogram activity (http://www.shodor.org/interactivate/activities/Histogram/).
This worksheet is for use with the Histogram activity (http://www.shodor.org/interactivate/activities/Histogram/).
Introduction and fine points of using bar graphs and histograms.
Differences and similarities between the two types of graphs.
Students get practice working with conversion of fractions, decimals, percents through using several of the Interactivate activities.
This worksheet is for use with the Ideas for Working with Fractions lesson plan (http://www.shodor.org/interactivate/lessons/WorkWithFractions/).
This worksheet is for use with the Ideas for Working with Fractions lesson plan (http://www.shodor.org/interactivate/lessons/WorkWithFractions/).
Introduces students to concepts that lead to probability.
Introduces the concepts of the additive identity and multiplicative identity and how they are used when solving equations.
Measure angles, distances, and areas in several different images (choices include maps, aerial photos, and others). A scale feature allows the user to set the scale used for measuring distances and areas.
This worksheet is for use with the Image Tool activity (http://www.shodor.org/interactivate/activities/ImageTool/).
This worksheet is for use with the Image Tool activity (http://www.shodor.org/interactivate/activities/ImageTool/).
Shows what makes a graph represent impossible situations and how to avoid these problems.
Teaches distinguishing between possible and impossible graphs of functions as well as causes of graphical impossibility.
This applet allows the user to make observations about the relationship between speed and position and how both of these are affected by initial velocity and the incline on which the biker is traveling.
This worksheet is for use with the activity Incline (http://www.shodor.org/interactivate/activities/Incline/).
This worksheet is for use with the activity Incline (http://www.shodor.org/interactivate/activities/Incline/).
Introduces and explains the concept of independent and dependent variables and their applications in real-world problems.
Introduces students to linear inequalities.
Discusses infinity, iterations and limits by referencing fractals and sequences.
A supporting worksheet for Interactivate
Introduces the concept of an integer.
Introduces the addition and subtraction of integers.
Introduces the division of integers.
Introduces the multiplication of integers.
InteGreat! allows the user to visually explore the idea of integration through approximating the integral value with partitions. The user controls the number of partitions, the upper and lower limits, and the method used to estimate the integral.
Students learn about definite integrals through limits and Riemann sums
This worksheet is for use with the lesson InteGreat (http://www.shodor.org/interactivate/lessons/InteGreat/).
This worksheet is for use with the lesson InteGreat (http://www.shodor.org/interactivate/lessons/InteGreat/).
Introduction of elementary set operations through internet searching.
This lesson allows students to learn what bar graphs are used for, how to interpret the data presented, and how to organize their own data using bar graphs.
Outlines the approach to building fractals by cutting out portions of plane figures.
Introduces students to the ideas involved in understanding fractals.
Introduces the basic ideas needed for understanding functions.
Introduces statistical measures of center.
Introduces students to simple probability concepts.
Introduces coordinates through the idea of number lines.
Introduces the concepts of the additive inverse and multiplicative inverse and how they are used when solving equations.
Looks at how irregular fractals can be generated and how they fit into computer graphics.
This worksheet is for use with the Julia Sets activity (http://www.shodor.org/interactivate/activities/JuliaSets/).
This worksheet is for use with the Julia Sets activity (http://www.shodor.org/interactivate/activities/JuliaSets/).
Enter a complex value for "c" in the form of an ordered pair of real numbers. The applet draws the fractal Julia set for that seed value.
Step through the generation of the Koch Snowflake -- a fractal made from deforming the sides of a triangle, and explore number patterns in sequences and geometric properties of fractals.
This worksheet is for use with the Koch's Snowflake activity (http://www.shodor.org/interactivate/activities/KochSnowflake/).
This worksheet is for use with the Koch's Snowflake activity (http://www.shodor.org/interactivate/activities/KochSnowflake/).
Introduces students to length, perimeter and area.
Run the classic game of life, learning about probabilities, chaos and simulation. This activity allows the user to run a randomly generated world or test out various patterns. This is a very powerful activity with a wide range of options. It runs in a separate window.
This worksheet is for use with the Life activity (http://www.shodor.org/interactivate/activities/Life/).
This worksheet is for use with the Life activity (http://www.shodor.org/interactivate/activities/Life/).
Run the classic game of life, learning about probabilities, chaos and simulation. This activity allows the user to run a randomly generated world or test out various patterns. This is a simple activity which runs directly in the Interactivate window.
This worksheet is for use with the Life Lite activity (http://www.shodor.org/interactivate/activities/LifeLite/).
This worksheet is for use with the Life Lite activity (http://www.shodor.org/interactivate/activities/LifeLite/).
A supporting worksheet for Interactivate
Students investigate linear functions by trying to guess the slope and intercept from inputs and outputs. Linear Function Machine is one of the Interactivate assessment explorers.
This worksheet is for use with the Linear Function Machine activity (http://www.shodor.org/interactivate/activities/LinearFunctMachine/).
This worksheet is for use with the Linear Function Machine activity (http://www.shodor.org/interactivate/activities/LinearFunctMachine/).
This worksheet is for use with the Linear Function Machine activity (http://www.shodor.org/interactivate/activities/LinearFunctMachine/).
This worksheet is for use with the Linear Function Machine activity (http://www.shodor.org/interactivate/activities/LinearFunctMachine/).
Discusses functions of the form y = ___*x + ___.
Students create linear inequalities and systems of linear inequalities on a coordinate plane. This is like a graphing calculator with advanced viewing options.
This worksheet is for use with the Linear Inequalities activity (http://www.shodor.org/interactivate/activities/inequality/).
This worksheet is for use with the Linear Inequalities activity (http://www.shodor.org/interactivate/activities/inequality/).
Students are introduced to correlation between two variables and the line of best fit.
Introduces the line of best fit through the use of scatter plots with outliers.
Introduces students to lines, rays, line segments, and planes.
Introduces students to lines, rays, line segments, and planes.
Introduces students to estimation.
This worksheet is for use with the Mandelbrot Set activity (http://www.shodor.org/interactivate/activities/TheMandelbrotSet/).
This worksheet is for use with the Mandelbrot Set activity (http://www.shodor.org/interactivate/activities/TheMandelbrotSet/).
Learn about sampling with and without replacement by randomly drawing marbles from a bag. Parameters: Number and color of marbles in the bag, replacement rule.
This worksheet is for use with the Marbles activity (http://www.shodor.org/interactivate/activities/Marbles/).
This worksheet is for use with the Marbles activity (http://www.shodor.org/interactivate/activities/Marbles/).
Investigate the Cartesian coordinate system by directing a robot through a mine field laid out on the plane. Maze Game is one of the Interactivate assessment explorers.
This worksheet is for use with the Maze Game activity (http://www.shodor.org/interactivate/activities/MazeGame/).
This worksheet is for use with the Maze Game activity (http://www.shodor.org/interactivate/activities/MazeGame/).
Defining and discussing the concepts of central measures of tendency.
Enter data and view the mean, median, variance, and standard deviation of the data set. Parameters: Number of observations, range for observations, which statistics to view, identifiers for the data.
This worksheet is for use with the Measures activity (http://www.shodor.org/interactivate/activities/Measures/).
This worksheet is for use with the Measures activity (http://www.shodor.org/interactivate/activities/Measures/).
This lesson will challenge students to think creatively by having them design and build water balloon catchers from random scrap materials, while requiring them to take into consideration a multitude of variables. Students will then construct at least two bar graphs to be used in a commercial advocating the purchase of their group's catcher.
Mixtures allows exploration of percents through two piles of colored and uncolored chips. The user must decide how many chips to color to create the desired percentage of colored chips compared to the total pile. Mixtures is one of the Interactivate assessment explorers.
This worksheet is for use with the Mixtures activity (http://www.shodor.org/interactivate/activities/Mixtures/).
This worksheet is for use with the Mixtures activity (http://www.shodor.org/interactivate/activities/Mixtures/).
Introduces students to modular (clock) arithmetic and its uses in real world problem-solving.
This worksheet is for use with the activity Clock Arithmetic (http://www.shodor.org/interactivate/activities/ClockArithmetic/).
This worksheet is for use with the activity Clock Arithmetic (http://www.shodor.org/interactivate/activities/ClockArithmetic/).
This worksheet is for use with the Generalized Monty Hall activity (http://www.shodor.org/interactivate/activities/GeneralizedMontyHall/).
This worksheet is for use with the Monty Hall activity (http://www.shodor.org/interactivate/activities/GeneralizedMontyHall/).
This worksheet is for use with the Generalized Monty Hall activity (http://www.shodor.org/interactivate/activities/GeneralizedMontyHall/), the Simple Monty Hall activity (http://www.shodor.org/interactivate/activities/SimpleMontyHall/), and the Advanced Monty Hall activity (http://www.shodor.org/interactivate/activities/AdvancedMontyHall/).
This worksheet is for use with the Simple Monty Hall activity (http://www.shodor.org/interactivate/activities/SimpleMontyHall/).
This worksheet is for use with the Simple Monty Hall activity (http://www.shodor.org/interactivate/activities/SimpleMontyHall/).
Introduces the basic ideas needed for understanding linear functions.
Practice estimation skills by determining whether the number of objects, the length of a line, or the area of a shape is more or less than the number given. Parameters: error tolerance of estimate. More or Less Estimator is one of the Interactivate assessment explorers.
This worksheet is for use with the More or Less Estimator activity (http://www.shodor.org/interactivate/activities/MoreOrLessEstimator/).
This worksheet is for use with the More or Less Estimator activity (http://www.shodor.org/interactivate/activities/MoreOrLessEstimator/).
Enter data to create a double bar graph, then manipulate the graph's maximum and minimum values.
This worksheet is for use with the Multi Bar Graph activity (http://www.shodor.org/interactivate/activities/MultiBarGraph/).
This worksheet is for use with the Multi Bar Graph activity (http://www.shodor.org/interactivate/activities/MultiBarGraph/).
Enter a set of data points and a function or multiple functions, then manipulate those functions to fit those points. Manipulate the function on a coordinate plane using slider bars. Learn how each constant and coefficient affects the resulting graph.
This worksheet is for use with the Multi Function Data Flyer activity (http://www.shodor.org/interactivate/activities/MultiFunctionDataFly/).
This worksheet is for use with the Multi Function Data Flyer activity (http://www.shodor.org/interactivate/activities/MultiFunctionDataFly/).
Students compare multiple independent variables as predictors of one dependent variable. Students explore correlation and lines of best-fit.
This worksheet is for use with the Multiple Linear Regression activity (http://www.shodor.org/interactivate/activities/MultipleLinearRegression/).
This worksheet is for use with the Multiple Linear Regression activity (http://www.shodor.org/interactivate/activities/MultipleLinearRegression/).
A supporting worksheet for Interactivate
A review of the definition of decimals as well as a description of multiplying decimal numbers.
This discussion shows students how to multiply with fractions and mixed numbers.
Reinforces skills associated with multiplying fractions and mixed numbers.
This worksheet is for use with the Multiplying Fractions and Mixed Numbers lesson plan (http://www.shodor.org/interactivate/lessons/MultiplyingFractions/).
This worksheet is for use with the Multiplying Fractions and Mixed Numbers lesson plan (http://www.shodor.org/interactivate/lessons/MultiplyingFractions/).
This worksheet is for use with the Multiplying Fractions and Mixed Numbers lesson plan (http://www.shodor.org/interactivate/lessons/MultiplyingFractions/).
Discusses the notion of composite functions as several "number machines" with the output of one machine becoming the input of another.
Change the standard deviation of an automatically generated normal distribution to create a new histogram. Observe how well the histogram fits the curve, and how areas under the curve correspond to the number of trials. Parameters: standard deviation, number of trials, class intervals.
This worksheet is for use with the Normal Distribution activity (http://www.shodor.org/interactivate/activities/NormalDistribution/).
This worksheet is for use with the Normal Distribution activity (http://www.shodor.org/interactivate/activities/NormalDistribution/).
Visually explore counting and place value with different number bases, from base 2 to base 16, and up to the hundreds place using a clock like interface. The activity also allows you to look at the numbers on the clock in base 10 or in your other chosen base to explore the relationship between those values.
Introduces students to the concept of base ten and how to use other base number systems.
This worksheet is for use with the Number Base Clocks activity (http://www.shodor.org/interactivate/activities/NumberBaseClocks/).
This worksheet is for use with the Number Base Clocks activity (http://www.shodor.org/interactivate/activities/NumberBaseClocks/).
Similar to the original "Function Machine" but lists input and output in a table and will not let the user attempt to guess the rule without having at least two data points. Number Cruncher is one of the Interactivate assessment explorers.
This worksheet is for use with the Number Cruncher activity (http://www.shodor.org/interactivate/activities/NumberCruncher/).
This worksheet is for use with the Number Cruncher activity (http://www.shodor.org/interactivate/activities/NumberCruncher/).
Students learn about the difference between numerical data and categorical data.
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
Discusses processes for solving one step algebra problems.
Looks at several optical illusions.
Plot ordered pairs on the graph, and they will be connected in the order that they are input. This enables you to decide how the pairs should be connected, rather than having the computer connect them from left to right.
Sample figure drawn on a coordinate grid for use with Ordered Simple Plot Activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
This worksheet is for use with the Ordered Simple Plot activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
This worksheet is for use with the Ordered Simple Plot activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
Sample heart drawn on a coordinate grid for use with the Ordered Simple Plot Activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
Sample figure drawn on a coordinate grid for use with Ordered Simple Plot Activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
Sample heart drawn on a coordinate grid for use with the Ordered Simple Plot Activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
Sample heart drawn on a coordinate grid for use with the Ordered Simple Plot Activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
Sample square drawn on a coordinate grid for use with the Ordered Simple Plot Activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
Sample heart drawn on a coordinate grid for use with the Ordered Simple Plot Activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
Sample triangle drawn on a coordinate grid for use with the Ordered Simple Plot Activity (http://www.shodor.org/interactivate/activities/OrderedSimplePlot/).
Introduces the convention of order of operations.
Students play a generalized version of connect four, gaining the chance to place a piece on the board by answering order of operations questions (addition/subtraction, multiplication/division, exponents, and parentheses). Parameters: time, difficulty level, types of questions. Order of Operations Four is one of the Interactivate assessment games.
This worksheet is for use with the Order of Operations Four activity (http://www.shodor.org/interactivate/activities/OrderOfOperationsFou/).
This worksheet is for use with the Order of Operations Four activity (http://www.shodor.org/interactivate/activities/OrderOfOperationsFou/).
This activity allows the user to practice order of operations with addition/subtraction, multiplication/division, exponents, and parentheses. Order of Operations Quiz is one of the Interactivate assessment quizzes.
This worksheet is for use with the Order of Operations Quiz activity (http://www.shodor.org/interactivate/activities/OperationsQuiz/).
This worksheet is for use with the Order of Operations Quiz activity (http://www.shodor.org/interactivate/activities/OperationsQuiz/).
This worksheet is for use with the Floor Tiles activity (http://www.shodor.org/interactivate/activities/FloorTiles/).
This worksheet is for use with the Floor Tiles activity (http://www.shodor.org/interactivate/activities/FloorTiles/).
Explains how outliers affect data.
In this applet you can adjust the parameters on two Gaussian curves to determine if there is a possibility of a difference between the two means.
This worksheet is for use with the activity Overlapping Gaussians (http://www.shodor.org/interactivate/activities/OverlappingGaussians/).
This worksheet is for use with the activity Overlapping Gaussians (http://www.shodor.org/interactivate/activities/OverlappingGaussians/).
Introduces students to parallelograms and rhombbi and defines the characteristics necessary to determine each shape.
This activity allows the user to plot ordered pairs and parametric equations on the same coordinate plane. The applet is similar to GraphIt, but instead allows users to explore the parametric representation of a function.
This worksheet is for use with the Parametric GraphIt activity (http://www.shodor.org/interactivate/activities/ParametricGraphIt/).
This worksheet is for use with the Parametric GraphIt activity (http://www.shodor.org/interactivate/activities/ParametricGraphIt/).
Introduces Pascal's Triangle in terms of probability.
Looks at how Pascal's Triangle can be used to generate Sierpinski triangle-like results.
This worksheet is for use with the Pascal's Triangle lesson plan (http://www.shodor.org/interactivate/lessons/PascalTriangle/).
This image is for use with the Pascal's Triangle lesson plan (http://www.shodor.org/interactivate/lessons/PascalTriangle/).
Introduces the idea of patterns in numbers and discusses sequences.
Recognize patterns in a series of shapes, numbers, or letters. After determining the pattern, the student fills in the missing pieces. Three levels of difficulty are available.
This worksheet is for use with the Pattern Generator activity (http://www.shodor.org/interactivate/activities/PatternGenerator/).
This worksheet is for use with the Pattern Generator activity (http://www.shodor.org/interactivate/activities/PatternGenerator/).
Introduces students to the idea of finding number patterns in the generation of several different types of fractals.
This worksheet is for use with the Patterns in Fractals lesson plan (http://www.shodor.org/interactivate/lessons/PatternsInFractals/).
Shows students that number patterns exist in the Pascal's Triangle, and reinforces student's ability to identify patterns.
Covers the basics of converting fractions into percents.
Introduces students to the concept of perimeter.
Introduces a method for finding perimeters of irregular shapes on a grid.
A supporting worksheet for Interactivate
Students learn about perimeter and the units used to measure perimeter using a variety of materials including their hands, feet, rulers, and computer applets.
This worksheet is for use with the Perimeter Explorer activity (http://www.shodor.org/interactivate/activities/PerimeterExplorer/).
This worksheet is for use with the Perimeter Explorer activity (http://www.shodor.org/interactivate/activities/PerimeterExplorer/).
Learn the relationship between perimeter and area. A shape will be automatically generated with the area that you choose. Calculate the perimeter of this shape. Perimeter Explorer is one of the Interactivate assessment explorers.
Introduces a method for finding perimeters of rectangular shapes on a grid.
This worksheet is for use with the Perimeter Explorer activity (http://www.shodor.org/interactivate/activities/PerimeterExplorer/).
Create a pie chart, adjusting the size of the divisions using your mouse or by entering values. Parameters: Number of sections, size of sections, whether to use percents or fractions.
Discusses the benefits of using a pie chart.
This worksheet is for use with the Pie Chart activity (http://www.shodor.org/interactivate/activities/PieChart/).
This worksheet is for use with the Pie Chart activity (http://www.shodor.org/interactivate/activities/PieChart/).
Discusses what individual digits represent in multi-digit integers.
Compares fractals with one and two dimensional generators.
This lesson teaches students about theoretical and experimental probability through a series of work stations.
This worksheet is for use with the Playing with Probability lesson plan (http://www.shodor.org/interactivate/lessons/PlayWithProbability/).
PlopIt allows users to build dot plots of data using the mouse. View how the mean, median, and mode change as entries are added to the plot. Parameters: Range for observations.
This worksheet is for use with the Plop It! activity (http://www.shodor.org/interactivate/activities/PlopIt/).
This worksheet is for use with the Plop It! activity (http://www.shodor.org/interactivate/activities/PlopIt/).
A discussion about graphing functions in the polar coordinate system.
This activity allows the user to explore the polar coordinate system. The applet is similar to GraphIt, but instead allows users to explore the representation of a function in the polar coordinate system.
A discussion about what the polar coordinate system is and how to graph a point in this system.
Introduces students to graphing in the Polar coordinate plane
This worksheet is for use with the activity Polar Coordinates (http://www.shodor.org/interactivate/activities/PolarCoordinates/).
This worksheet is for use with the activity Polar Coordinates (http://www.shodor.org/interactivate/activities/PolarCoordinates/).
Questions about dice lead to a discussion of polyhedra and geometric probability.
Students investigate linear functions with positive slopes by trying to guess the slope and intercept from inputs and outputs. Positive Linear Function Machine is one of the Interactivate assessment explorers.
Review the properties of functions by looking at ten different curves and deciding whether or not they meet the criteria for a graph of a function. This activity simply displays the curves - it does not quiz the user.
This worksheet is for use with the Possible or Not activity (http://www.shodor.org/interactivate/activities/PossibleOrNot/).
This worksheet is for use with the Possible or Not activity (http://www.shodor.org/interactivate/activities/PossibleOrNot/).
Students practice arithmetic skills. Can be tailored for practice of all types of single operation arithmetic ranging from simple addition to operations with integers and decimals.
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
Defines the notion of prisoners and escapees as they pertain to iterative functions. A prisoner ultimately changes to a constant while escapees iterate to infinity.
Students learn about probability by predicting the outcome of planned experiments and playing racing games.
Students learn about how probability can be represented using geometry.
Discusses the relationship between geometry and probability.
Students learn about how probability can be represented using geometry.
Introduction and initial discussion of the concept of probability.
Considers probability concepts on the basis of statistics in professional sports.
Computing exact probabilities for the Racing Game leads to the formula for the probability of simultaneous events.
Students use probability to determine how likely it is for each tree in a small simulated forest to catch on fire.
Defining, comparing and contrasting probability with statistics.
This worksheet is for use with the Probability lesson plan (http://www.shodor.org/interactivate/lessons/Probability/).
Reviews Mandelbrot's defining characteristics for fractal objects.
A capstone lesson to allow students to build a working definition of fractal.
Calculate the length of one side of an automatically generated right triangle by using the Pythagorean Theorem, and then check your answers. Pythagorean Explorer is one of the Interactivate assessment explorers.
This worksheet is for use with the Pythagorean Explorer activity (http://www.shodor.org/interactivate/activities/PythagoreanExplorer/).
This worksheet is for use with the Pythagorean Explorer activity (http://www.shodor.org/interactivate/activities/PythagoreanExplorer/).
Students learn how the Pythagorean Theorem works and how to apply it.
Introduces students to quadrilaterals and defines the characteristics of the polygon.
This worksheet is for use with the Introduction to Quadrilaterals lesson plan (http://www.shodor.org/interactivate/lessons/IntroQuadrilaterals/).
This worksheet is for use with the Floor Tiles activity (http://www.shodor.org/interactivate/activities/FloorTiles/).
Experiment with a simple ecosystem consisting of grass, rabbits, and wolves, learning about probabilities, chaos, and simulation.
This worksheet is for use with the Rabbits and Wolves activity (http://www.shodor.org/interactivate/activities/RabbitsAndWolves/).
This worksheet is for use with the Rabbits and Wolves activity (http://www.shodor.org/interactivate/activities/RabbitsAndWolves/).
This worksheet is for use with the Racing Game with One Die activity (http://www.shodor.org/interactivate/activities/RacingGameWithOneDie/) and/or the Racing Game with Two Dice activity (http://www.shodor.org/interactivate/activities/RacingGameWithTwoDie/).
This worksheet is for use with the Racing Game with One Die activity (http://www.shodor.org/interactivate/activities/RacingGameWithOneDie/).
This worksheet is for use with the Racing Game with One Die activity (http://www.shodor.org/interactivate/activities/RacingGameWithOneDie/).
This worksheet is for use with the Racing Game with Two Dice activity (http://www.shodor.org/interactivate/activities/RacingGameWithTwoDie/).
This worksheet is for use with the Racing Game with Two Dice activity (http://www.shodor.org/interactivate/activities/RacingGameWithTwoDie/).
Simulate a game where two players each roll a die, and the lucky player moves one step to the finish. Parameters: what rolls win and how many steps to the finish line.
Simulate a game where "N" players roll two dice, and the lucky player has an advantage for reaching the finish. Parameters: the number of players, number of trials and length of the race.
Different methods for random fair choice between several numbers.
Demonstrates the connections between formulas, graphs and words.
This worksheet is for use with the Histogram activity (http://www.shodor.org/interactivate/activities/Histogram/).
Students learn to identify a variety of patterns using sequences and tessellations.
Introduces students to rectangles and squares and defines the characteristics necessary to determine each shape.
Graph recursive functions by defining f(0)=C and defining f(n) based on f(n-1).
Discusses the idea of recursion as it pertains to fractals and sequences.
This worksheet is for use with the Recursion activity (http://www.shodor.org/interactivate/activities/Recursion/).
This worksheet is for use with the Recursion activity (http://www.shodor.org/interactivate/activities/Recursion/).
Plot a bivariate data set, determine the line of best fit for their data, and then check the accuracy of your line of best fit.
This worksheet is for use with the Regression activity (http://www.shodor.org/interactivate/activities/Regression/).
This worksheet is for use with the Regression activity (http://www.shodor.org/interactivate/activities/Regression/).
Extends the notion of conditional probability by discussing the effects of replacement on drawing multiple objects.
Extends the notion of conditional probability by discussing the effects of replacement on drawing multiple objects.
A supporting worksheet for Interactivate
This worksheet is for use with the Multi Bar Graph activity (http://www.shodor.org/interactivate/activities/MultiBarGraph/).
This worksheet is for use with the Histograms and Bar Graphs lesson plan (http://www.shodor.org/interactivate/lessons/HistogramsBarGraph/).
This worksheet is for use with the Multi Bar Graph activity (http://www.shodor.org/interactivate/activities/MultiBarGraph/).
This worksheet is for use with the Histograms and Bar Graphs lesson plan (http://www.shodor.org/interactivate/lessons/HistogramsBarGraph/).
This worksheet is for use with the Histograms and Bar Graphs lesson plan (http://www.shodor.org/interactivate/lessons/HistogramsBarGraph/).
This worksheet is for use with the Histograms and Bar Graphs lesson plan (http://www.shodor.org/interactivate/lessons/HistogramsBarGraph/).
This worksheet is for use with the Statistics and Shopping lesson plan (http://www.shodor.org/interactivate/lessons/StatisticsShopping/).
A supporting worksheet for Interactivate
A supporting worksheet for Interactivate
This worksheet is for use with the activity Angles (http://www.shodor.org/interactivate/lessons/Angles/).
This worksheet is for use with Histogram (http://www.shodor.org/interactivate/activities/Histogram/).
This worksheet is for use with the Histograms and Bar Graphs lesson plan (http://www.shodor.org/interactivate/lessons/HistogramsBarGraph/).
Graph ordered pairs and customize the graph title and axis labels. Points are connected from left to right, rather than being connected in the order they are entered.
This worksheet is for use with the Scatter Plot activity (http://www.shodor.org/interactivate/activities/ScatterPlot/).
This worksheet is for use with the Scatter Plot activity (http://www.shodor.org/interactivate/activities/ScatterPlot/).
This worksheet is for use with the Scatter Plot activity (http://www.shodor.org/interactivate/activities/ScatterPlot/).
This worksheet is for use with the Scatter Plot activity (http://www.shodor.org/interactivate/activities/ScatterPlot/).
Discusses how fractals are self-similar objects.
Learn about number patterns in sequences and recursions by specifying a starting number, multiplier, and add-on. The numbers in the sequence are displayed on a graph, and they are also listed below the graph.
This worksheet is for use with the Sequencer activity (http://www.shodor.org/interactivate/activities/Sequencer/).
This worksheet is for use with the Sequencer activity (http://www.shodor.org/interactivate/activities/Sequencer/).
Gives an introduction to sets and elements.
In this lesson, students explore sets, elements, and Venn diagrams.
This lesson is designed to introduce students to the idea of a set and what it means to be a part of a set. Students will experiment with sets in conjunction with the Venn Diagram.
Introduces elementary students to sets and elements using shapes.
This activity operates in one of two modes: auto draw and create shape mode, allowing you to explore relationships between area and perimeter. Shape Builder is one of the Interactivate assessment explorers.
This worksheet is for use with the Shape Builder activity (http://www.shodor.org/interactivate/activities/ShapeBuilder/).
This worksheet is for use with the Shape Builder activity (http://www.shodor.org/interactivate/activities/ShapeBuilder/).
Learn the relationship between perimeter and area. A random shape will be automatically generated. Calculate the area and perimeter of this shape. Shape Explorer is one of the Interactivate assessment explorers.
Introduces students to finding areas and perimeters of irregular shapes on a grid.
This worksheet is for use with the Shape Explorer activity (http://www.shodor.org/interactivate/activities/ShapeExplorer/).
This worksheet is for use with the Shape Explorer activity (http://www.shodor.org/interactivate/activities/ShapeExplorer/).
This worksheet is for use with the Shape Explorer activity (http://www.shodor.org/interactivate/activities/ShapeExplorer/).
This worksheet is for use with the activity Venn Diagram Shape Sorter (http://www.shodor.org/interactivate/activities/ShapeSorter/).
This worksheet is for use with the activity Venn Diagram Shape Sorter (http://www.shodor.org/interactivate/activities/ShapeSorter/).
This worksheet is for use with Venn Diagram Shape Sorter (http://www.shodor.org/interactivate/activities/ShapeSorter/).
Step through the generation of Sierpinski's Carpet -- a fractal made from subdividing a square into nine smaller squares and cutting the middle one out. Explore number patterns in sequences and geometric properties of fractals.
This worksheet is for use with the Sierpinski's Carpet activity (http://www.shodor.org/interactivate/activities/SierpinskiCarpet/).
This worksheet is for use with the Sierpinski's Carpet activity (http://www.shodor.org/interactivate/activities/SierpinskiCarpet/).
Step through the generation of Sierpinski's Triangle -- a fractal made from subdividing a triangle into four smaller triangles and cutting the middle one out. Explore number patterns in sequences and geometric properties of fractals.
This worksheet is for use with the Sierpinski's Triangle activity (http://www.shodor.org/interactivate/activities/SierpinskiTriangle/).
This worksheet is for use with the Sierpinski's Triangle activity (http://www.shodor.org/interactivate/activities/SierpinskiTriangle/).
Investigate the first quadrant of the Cartesian coordinate system through identifying the coordinates of randomly generated points, or requesting that a particular point be plotted. Simple Coordinates Game is one of the Interactivate assessment explorers.
This worksheet is for use with the Simple Coordinates Game activity (http://www.shodor.org/interactivate/activities/SimpleCoordinates/).
This worksheet is for use with the Simple Coordinates Game activity (http://www.shodor.org/interactivate/activities/SimpleCoordinates/).
Investigate the first quardant of the Cartesian coordinate system by directing a robot through a mine field laid out on the grid. Simple Maze Game is one of the Interactivate assessment explorers.
This worksheet is for use with the Simple Maze Game activity (http://www.shodor.org/interactivate/activities/SimpleMazeGame/).
This worksheet is for use with the Simple Maze Game activity (http://www.shodor.org/interactivate/activities/SimpleMazeGame/).
This worksheet is for use with the Simple Maze Game activity (http://www.shodor.org/interactivate/activities/SimpleMazeGame/).
Choose one of three doors to experimentally determine the odds of winning the grand prize behind one of the doors, as in the TV program "Let's Make a Deal." Parameters: Staying or switching between the two remaining doors.
Plot ordered pairs of numbers, either as a scatter plot or with the dots connected. Points are connected from right to left, rather than being connected in the order they are entered.
This worksheet is for use with the Simple Plot activity (http://www.shodor.org/interactivate/activities/SimplePlot/).
This worksheet is for use with the Simple Plot activity (http://www.shodor.org/interactivate/activities/SimplePlot/).
This worksheet is for use with the Simple Plot activity (http://www.shodor.org/interactivate/activities/SimplePlot/).
This worksheet is for use with the Simple Plot activity (http://www.shodor.org/interactivate/activities/SimplePlot/).
Determine the value of a given fraction represented as a point on a number line. Then find a fraction whose value is a given fraction. Fraction Pointer is one of the Interactivate assessment explorers.
Determine the value of a given fraction represented as a point on a number line. Then find a fraction whose value is the given fraction using an arrow on the number line as a guide. Single Fraction Pointer is one of the Interactivate assessment explorers.
Change the median and standard deviation of an automatically generated normal distribution to create a skewed distribution, allowing you to observe properties like what it means for the mean, median, and mode to be different. Parameters: median, standard deviation, number of trials, class intervals.
This worksheet is for use with the Skew Distribution activity (http://www.shodor.org/interactivate/activities/SkewDistribution/).
This worksheet is for use with the Skew Distribution activity (http://www.shodor.org/interactivate/activities/SkewDistribution/).
Introduces the concept of the slant height of a triangle and how to find its measure using the Pythagorean theorem.
Discusses slope and y-intercept and how they affect a graph.
Similar to other "flyers", Slope Slider uses slider bars to explore the effect of the multiplier and constant on a linear function of the form f(x)=mx+b. Explore the relationship between slope and intercept in the Cartesian coordinate system.
This worksheet is for use with the Slope Slider activity (http://www.shodor.org/interactivate/activities/SlopeSlider/).
This worksheet is for use with the Slope Slider activity (http://www.shodor.org/interactivate/activities/SlopeSlider/).
This worksheet is for use with the Slope Slider activity (http://www.shodor.org/interactivate/activities/SlopeSlider/).
This worksheet is for use with the Slope Slider activity (http://www.shodor.org/interactivate/activities/SlopeSlider/).
A supporting worksheet for Interactivate
Introduction to various algorithms for solving single-variable, linear equations.
This worksheet is for use with the lesson Solving Equations (http://www.shodor.org/interactivate/lessons/SolvingEquations/).
This worksheet is for use with the lesson Solving Equations (http://www.shodor.org/interactivate/lessons/SolvingEquations/).
Create a game spinner with one to twelve sectors in order to look at experimental and theoretical probabilities. Parameters: Number of sectors, number of trials.
This experiment is for use with the Adjustable Spinner activity (http://www.shodor.org/interactivate/activities/AdjustableSpinner/).
This worksheet is for use with the Spinner activity (http://www.shodor.org/interactivate/activities/BasicSpinner/).
This worksheet is for use with the Spinner activity (http://www.shodor.org/interactivate/activities/BasicSpinner/).
Models how a population of susceptible, infected, and recovered people is affected by a disease.
This worksheet is for use with the activity Spread of Disease (http://www.shodor.org/interactivate/activities/SpreadofDisease/).
This worksheet is for use with the activity Spread of Disease (http://www.shodor.org/interactivate/activities/SpreadofDisease/).
Students will learn about modular arithmetic in order to decipher encrypted messages.
Learn about how the Pythagorean Theorem works through investigating the standard geometric proof. Parameters: Sizes of the legs of the triangle.
Introduces students to the Pythagorean theorem with explanations on what it means and how to use it.
This worksheet is for use with the Squaring the Triangle activity (http://www.shodor.org/interactivate/activities/SquaringTheTriangle/).
This worksheet is for use with the Squaring the Triangle activity (http://www.shodor.org/interactivate/activities/SquaringTheTriangle/).
Introduces standard deviaton and describes how to compute it.
Looks at statistics and data analysis concepts from the practical questions that arise in everyday life.
Introduces Stem-and-Leaf Plots to students.
Introduces students to stem-and-leaf plots and calculating the mean, median, and mode from the plots.
This worksheet is for use with the Stem-and-Leaf Plots lesson plan (http://www.shodor.org/interactivate/lessons/StemAndLeafPlots/).
This worksheet is for use with the Stem-and-Leaf Plots lesson plan (http://www.shodor.org/interactivate/lessons/StemAndLeafPlots/).
View stem-and-leaf plots of your own data, and then practice finding means, medians and modes. Stem and Leaf Plotter is one of the Interactivate assessment explorers.
Functions like a real stopwatch, recording times that you choose. This stopwatch is accurate to the nearest tenth of a second. Parameters: Count up from 0 or count down from a set time.
This worksheet is for use with the Stopwatch activity (http://www.shodor.org/interactivate/activities/Stopwatch/).
This worksheet is for use with the Stopwatch activity (http://www.shodor.org/interactivate/activities/Stopwatch/).
Manipulate dimensions of polyhedra, and watch how the surface area and volume change. Parameters: Type of polyhedron, length, width and height. Surface Area and Volume one of the Interactivate assessment explorers.
Introduces students to the concepts of surface area and volume.
This worksheet is for use with the Surface Area and Volume activity (http://www.shodor.org/interactivate/activities/SurfaceAreaAndVolume/).
This worksheet is for use with the Surface Area and Volume activity (http://www.shodor.org/interactivate/activities/SurfaceAreaAndVolume/).
This worksheet is for use with the lesson Surface Area of a Rectangular Prism (http://www.shodor.org/interactivate/lessons/SurfaceAreaRectangular/).
This worksheet is for use with the lesson Surface Area of a Rectangular Prism (http://www.shodor.org/interactivate/lessons/SurfaceAreaRectangular/).
This lesson teaches students how to find the surface area of non-rectangular prisms.
This lesson teaches students how to find the surface area of rectangular prisms.
Defines symmetry and demonstrates different types of plane symmetry.
Explore perimeter through rectangular and straight-line arrangements of tables, calculating the number of chairs needed to surround different arrangements. Tables and Chairs is one of the Interactivate assessment explorers.
This worksheet is for use with the Tables and Chairs activity (http://www.shodor.org/interactivate/activities/Chairs/).
This worksheet is for use with the Tables and Chairs activity (http://www.shodor.org/interactivate/activities/Chairs/).
Discussion of tables as a convenient way to store and count outcomes.
This worksheet is for use with the Bell Curve lesson plan (http://www.shodor.org/interactivate/lessons/TheBellCurve/).
Create a tessellation by deforming a triangle, rectangle or hexagon to form a polygon that tiles the plane. Corners of the polygons may be dragged, and corresponding edges of the polygons may be dragged. Parameters: Colors, starting polygon.
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
This worksheet is for use with Tessellate (http://www.shodor.org/interactivate/activities/Tessellate/).
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
Examines plane symmetry.
Looks at the history of tessellations, why they are important and examines some patterns in nature and art.
Introduces the normal distribution and looks at the bell curve controversy.
Finishes up the discussion of the book as well as exploring individual differences versus group expected values.
Play the Chaos Game by experimenting with probabilities. Learn about an apparently random process with a not-so-random, geometric fractal result.
Explore fractals by investigating the relationships between the Mandelbrot set and Julia sets.
Shows how the set of all Julia Sets are used to create the classic Mandelbrot fractal.
Introduces all of the 2 variable function and prisoner/escapee notions necessary to understand the Mandelbrot set.
An introduction to the normal distribution and the debate over the 1994 book, "The Bell Curve."
This lesson teaches students about the differences between theoretical and experimental probabilities.
Some problems are tricky; probability theory provides unique ways to check solutions.
Step through the tortoise and hare race, based on Zeno's paradox, to learn about the multiplication of fractions and about convergence of an infinite sequence of numbers.
This worksheet is for use with the Tortoise and Hare Race activity (http://www.shodor.org/interactivate/activities/Tortoise/).
This worksheet is for use with the Tortoise and Hare Race activity (http://www.shodor.org/interactivate/activities/Tortoise/).
This lesson shows elementary students how they can know, for certain, that rigid motions like reflections, rotations, and translations create a shape congruent to the original.
This worksheet is for use with the Elementary Transformations lesson (http://www.shodor.org/interactivate/lessons/TransformationsElem/).
This worksheet is for use with the Elementary Transformations lesson (http://www.shodor.org/interactivate/lessons/TransformationsElem/).
Introduces students to the concepts of transformations.
Introduces students to concepts of transformations.
This worksheet is for use with the Translations, Reflections, and Rotations lesson plan (http://www.shodor.org/interactivate/lessons/TranslationsReflectionsRotations/).
This worksheet is for use with the Translations, Reflections, and Rotations lesson plan (http://shodor.org/interactivate/lessons/TranslationsReflectionsRotations/).
Explore the world of translations, reflections, and rotations in the Cartesian coordinate system by transforming squares, triangles and parallelograms. Parameters: Shape, x or y translation, x or y reflection, angle of rotation.
Build your own polygon and transform it in the Cartesian coordinate system. Experiment with reflections across any line, rotations about any point, and translations in any direction. Parameters: Shape, x or y translation, x or y reflection, angle of rotation
This worksheet is for use with the Transmographer 2 activity (http://www.shodor.org/interactivate/activities/TransmographerTwo/).
This worksheet is for use with the Transmographer 2 activity (http://www.shodor.org/interactivate/activities/TransmographerTwo/).
This worksheet is for use with the Transmographer activity (http://www.shodor.org/interactivate/activities/Transmographer/).
This worksheet is for use with the Transmographer activity (http://www.shodor.org/interactivate/activities/Transmographer/).
Introduces students to trapezoids and isosceles trapezoids and defines the characteristics necessary to determine each shape.
Introduces the concept of tree diagrams as a way to compute probability of a multi-step event.
Questions about games with more than two dice lead to discussion of trees as another kind of data structure.
Students learn about finding the area of a triangle.
Calculate the area of a triangle drawn on a grid. Learn about areas of triangles and about the Cartesian coordinate system. Triangle Explorer is one of the Interactivate assessment explorers.
This worksheet is for use with the Triangle Explorer activity (http://www.shodor.org/interactivate/activities/TriangleExplorer/).
This worksheet is for use with the Triangle Explorer activity (http://www.shodor.org/interactivate/activities/TriangleExplorer/).
This worksheet is for use with the Triangle Explorer activity (http://www.shodor.org/interactivate/activities/TriangleExplorer/).
Sort colored shapes into a three circle Venn Diagram.
This worksheet is for use with the activity Triple Venn Diagram Shape Sorter (http://shodor.org/interactivate/activities/TripleVennDiagram/).
This worksheet is for use with the activity Triple Venn Diagram Shape Sorter (http://shodor.org/interactivate/activities/TripleVennDiagram/).
Choose one of three boxes and choose one ball from the box to look at conditional probabilities. Parameters: Number of trials.
This worksheet is for use with the Two Colors Applet activity (http://www.shodor.org/interactivate/activities/TwoColors/).
This worksheet is for use with the Two Colors Applet activity (http://www.shodor.org/interactivate/activities/TwoColors/).
This worksheet is for use with the Two Colors Applet activity (http://www.shodor.org/interactivate/activities/TwoColors/).
This worksheet is for use with the Racing Game with Two Dice (http://www.shodor.org/interactivate/activities/RacingGameWithTwoDie/).
This worksheet is for use with the Dice Table activity (http://www.shodor.org/interactivate/activities/DiceTable/).
This worksheet is for use with the Dice Table activity (http://www.shodor.org/interactivate/activities/DiceTable/).
This worksheet is for use with the Dice Table activity (http://www.shodor.org/interactivate/activities/DiceTable/).
This worksheet is for use with the Dice Table activity (http://www.shodor.org/interactivate/activities/DiceTable/).
This worksheet is for use with the Racing Game with One Die activity (http://www.shodor.org/interactivate/activities/RacingGameWithOneDie/).
Enter two complex numbers (z and c) as ordered pairs of real numbers, then click a button to iterate step by step. The iterates are graphed in the x-y plane and printed out in table form. This is an introduction to the idea of prisoners/escapees in iterated functions and the calculation of fractal Julia sets.
This worksheet is for use with the Two Variable Function Pump activity (http://www.shodor.org/interactivate/activities/TwoVariableFunction/).
This worksheet is for use with the Two Variable Function Pump activity (http://www.shodor.org/interactivate/activities/TwoVariableFunction/).
Introduces 2 variable functions as ordered pairs and how to operate perform operations on ordered pairs.
Introduces students to the concepts of surface area and volume.
Considers probability problems with unexpected and surprising answers.
Students learn about the difference between univariate and bivariate data and understand how to choose the best graph to display the data.
Explains the differences between univariate data and bivariate data.
Explains how residuals can determine whether a line is a good fit or a bad fit for a set of bivariate data.
This worksheet is for use with the lesson Algorithm Discovery with Venn Diagrams (http://www.shodor.org/interactivate/lessons/AlgorithmDiscovery/).
This worksheet is for use with the lesson Algorithm Discovery with Venn Diagrams (http://www.shodor.org/interactivate/lessons/AlgorithmDiscovery/).
Introduces concepts needed to create Venn diagrams.
This worksheet is for use with the activity Venn Diagrams (http://www.shodor.org/interactivate/activities/VennDiagrams/).
This worksheet is for use with the activity Venn Diagrams (http://www.shodor.org/interactivate/activities/VennDiagrams/).
Classify various objects into categories in a Venn Diagram. Learn how categories in Venn Diagrams work. Venn Diagrams is one of the Interactivate assessment explorers.
Introduces concepts needed to create Venn diagrams.
Help students learn about classifying numbers into various categories through answering questions about Venn Diagrams.
Sort colored shapes into a Venn diagram based on various characteristics. Venn Diagram Shape Sorter is one of the Interactivate assessment explorers.
Learn about the vertical line test for functions by trying to connect points in the plane to build a function. When you have connected all of the points, you will be told if your graph is a valid graph of a function. Vertical Line Test is one of the Interactivate assessment explorers.
This worksheet is for use with the Vertical Line Test activity (http://www.shodor.org/interactivate/activities/VerticalLineTest/).
This worksheet is for use with the Vertical Line Test activity (http://www.shodor.org/interactivate/activities/VerticalLineTest/).
How class interval size influences the look and interpretation of histograms.
Explore the mathematical nature of art and tilings and looks at the role of math in nature and our culture.
This worksheet is for use with the Visual Patterns in Tessellations lesson plan (http://www.shodor.org/interactivate/lessons/VisualPatterns/).
This worksheet is for use with the Tessellate! activity (http://www.shodor.org/interactivate/activities/Tessellate/).
This worksheet is for use with the lesson Volume of Rectangular Prisms (http://www.shodor.org/interactivate/lessons/VolumeRectangular/).
This worksheet is for use with the lesson Volume of Rectangular Prisms (http://www.shodor.org/interactivate/lessons/VolumeRectangular/).
This worksheet is for use with the lesson Volume of Prisms (http://www.shodor.org/interactivate/lessons/VolumePrisms/).
This worksheet is for use with the lesson Volume of Prisms (http://www.shodor.org/interactivate/lessons/VolumePrisms/).
This lesson teaches students how to find the volume of non-rectangular prisms.
This lesson teaches students how to find the volume of rectangular prisms.
This worksheet is for use with the Misleading Graphs lesson plan (http://www.shodor.org/interactivate/lessons/MisleadingGraphs/).
Discusses integer multiples as repeated addition.
Reviews long division of integers and modular arithmetic.
Examines the mathematical properties of tessellations.
This worksheet is for use with the Angles lesson plan (http://www.shodor.org/interactivate/activities/Angles/).
Give input to the Whole Number Cruncher and try to guess what it did from the output it generates. This activity only generates multiplication and addition functions to avoid outputting any negative numbers. Whole Number Cruncher is one of the Interactivate assessment explorers.
This worksheet is for use with the Whole Number Cruncher activity (http://www.shodor.org/interactivate/activities/WholeNumberCruncher/).
This worksheet is for use with the Whole Number Cruncher activity (http://www.shodor.org/interactivate/activities/WholeNumberCruncher/).
This worksheet is for use with the activity Coloring Remainders in Pascal's Triangle (http://www.shodor.org/interactivate/activities/ColoringRemainder/).
This worksheet is for use with the activity Coloring Remainders in Pascal's Triangle (http://www.shodor.org/interactivate/activities/ColoringRemainder/).
This worksheet is for use with the activity Coloring Remainders in Pascal's Triangle (http://www.shodor.org/interactivate/activities/ColoringRemainder/).
This worksheet is for use with the activity Coloring Remainders in Pascal's Triangle (http://www.shodor.org/interactivate/activities/ColoringRemainder/).
This worksheet is for use with the lesson Fire: Modeling Probability (http://www.shodor.org/interactivate/lessons/FireModelingProbability/).
This worksheet is for use with the lesson Fire: Modeling Probability (http://www.shodor.org/interactivate/lessons/FireModelingProbability/).
This worksheet is for use with the lesson Sets and the Venn Diagram Beginner (http://www.shodor.org/interactivate/lessons/SetsTheVennDiagramBeginner/).
This worksheet is for use with the lesson Sets and the Venn Diagram Beginner (http://www.shodor.org/interactivate/lessons/SetsTheVennDiagramBeginner/).
This worksheet is for use with the lesson Comparison of Univariate and Bivariate Data (http://www.shodor.org/interactivate/lessons/UnivariateBivariateData/).
This worksheet is for use with the lesson Comparison of Univariate and Bivariate Data (http://www.shodor.org/interactivate/lessons/UnivariateBivariateData/).
This worksheet is for use with the Surface Area and Volume lesson plan (http://www.shodor.org/interactivate/lessons/SurfaceAreaAndVolume/).
This worksheet is for use with the Patterns in Pascal's Triangle lesson plan (http://www.shodor.org/interactivate/lessons/PatternsInPascal/).
This worksheet is for use with the Finding Patterns in Pascal's Triangle lesson plan (http://www.shodor.org/interactivate/lessons/PatternsInPascal/).
This worksheet is for use with the Stem and Leaf Plotter activity (http://www.shodor.org/interactivate/activities/StemAndLeafPlotter/).
This worksheet is for use with the Surface Area and Volume lesson plan (http://www.shodor.org/interactivate/lessons/SurfaceAreaAndVolume/).
This worksheet is for use with the Surface Area and Volume lesson plan 9http://www.shodor.org/interactivate/lessons/SurfaceAreaAndVolume/).