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Use this lesson to introduce composing and decomposing as part of your students’ addition and subtraction toolkits.

Your students will “hop their way” into understanding place value with this fun and active game! In this lesson, they will learn that changing the order of the digits in a number changes its value.

Will one be left out? Students will practice creative problem solving as they strive to answer this question and determine whether a group is even or odd.

Help your students practice place value with this fun, hands-on base-ten block game. Neighborhood block teams compete to win points as they work together to show expanded numbers.

Help your students make sense of the greater than, less than and equal to in this interactive lesson! Your students will have opportunities to compare either two-digit or three-digit numbers.