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.
Audiences:
Grades 3-5, Grades 6-8, Grades 9-12
Primary Subjects:
Discrete, Fractions, Geometry, Number and Operations
Related Topics:
decimals, fractals, fractions, geometric sequences, geometry, iteration, length, pattern, self-similarity, sequences, surface area, symmetry
Create your own affine cipher for encoding and decoding messages. Input your own constant and multiplier, then input a message to encode.
Audiences:
Grades 3-5, Grades 6-8, Grades 9-12, Undergraduate
Primary Subjects:
Algebra, Discrete, Number and Operations
Related Topics:
addition, arithmetic, cipher, cryptography, division, modular, multiplication, pattern, remainders
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.
Audiences:
Grades 6-8, Grades 9-12, Undergraduate
Primary Subjects:
Algebra, Discrete, Number and Operations
Related Topics:
addition, arithmetic, assessment, cipher, cryptography, division, functions, modular, multiplication, pattern, remainders
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.
Audiences:
Grades 6-8, Grades 9-12, Undergraduate
Primary Subjects:
Algebra, Discrete, Number and Operations
Related Topics:
addition, arithmetic, assessment, cipher, cryptography, division, modular, multiplication, pattern, remainders
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.
Audiences:
Grades 3-5, Grades 6-8, Grades 9-12
Primary Subjects:
Discrete, Geometry, Number and Operations
Related Topics:
fractals, fractions, geometric sequences, pattern, pre-calculus, recursion, sequences, sets
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.
Audiences:
Grades 3-5, Grades 6-8, Grades 9-12
Primary Subjects:
Discrete, Fractions, Geometry, Number and Operations
Related Topics:
area, commutative, division, divisors, factors, multiples, multiplication, rectangles, whole numbers
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.
Audiences:
Grades 3-5, Grades 6-8, Grades 9-12
Primary Subjects:
Discrete, Fractions, Geometry, Number and Operations
Related Topics:
chaos, fractals, geometric sequences, geometry, iteration, length, lines, pattern, recursion, self-similarity, sequences
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.
Audiences:
Grades 3-5, Grades 6-8, Grades 9-12, Undergraduate
Primary Subjects:
Discrete, Fractions, Geometry, Number and Operations
Related Topics:
decimals, fractals, geometric sequences, infinity, iteration, lines, pre-calculus, recursion, self-similarity, sequences
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.
Audiences:
Grades 3-5, Grades 6-8, Grades 9-12
Primary Subjects:
Number and Operations
Related Topics:
addition, arithmetic, assessment, associative, commutative, division, exponents, integers, multiplication, negative number, order of operations, subtraction
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.
Audiences:
Grades 3-5, Grades 6-8, Grades 9-12
Primary Subjects:
Number and Operations
Related Topics:
addition, arithmetic, assessment, associative, commutative, division, exponents, integers, multiplication, negative number, order of operations, subtraction
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.
Audiences:
Grades 3-5, Grades 6-8, Grades 9-12
Primary Subjects:
Discrete, Fractions, Geometry, Number and Operations
Related Topics:
algebra, area, fractals, fractions, geometric sequences, iteration, pattern, pre-calculus, recursion, recursive functions, self-similarity, sequences
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.
Audiences:
Grades 3-5, Grades 6-8, Grades 9-12
Primary Subjects:
Discrete, Fractions, Geometry, Number and Operations
Related Topics:
dimension, fractals, fractions, geometric sequences, geometry, iteration, length, pattern, pre-calculus, recursion, recursive functions, self-similarity, sequences, symmetry, triangle
