North Carolina Standard Course of Study
Grade 3
Number and Operations, Measurement, Geometry, Data Analysis and Probability, Algebra
COMPETENCY GOAL 1: The learner will model, identify, and compute with whole numbers through 9,999.
Lessons (4)
Students learn about factoring by using manipulatives and computer applets.
Finding the factors of whole numbers.
Uses modular (clock) arithmetic to find patterns in Pascal's Triangle.
Introduces students to modular (clock) arithmetic and its uses in real world problem-solving.
Activities (3)
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.
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.
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.