Students sketch base-ten blocks in this lesson that builds both number sense and fluency adding to 20!

Make multiplying by powers of ten more accessible to your students by focusing on patterns in the number of zeros!

Teach your students to calculate fractions of 100 using a number line model.

Students will learn out how to partition a rectangle using by partitioning shapes with rows and columns.

Teach your students to add and subtract time using number lines. Your class will be gladly moving backwards and forward to the minute solving for related word problems.

This Halloween-themed hundreds chart game has plenty of tricks and treats! Students will roll two dice to move up and down the chart to be the first to 100. Players will also recognize important number patterns as they move their marker.

Students will begin to calculate volume of different rectangular prisms using base ten cubes and then transition to using the formula V = L x W x H. Students will then practice using the legendary fifth grade activity, Cootie Catchers.

Delicious multiplication! In this sweet lesson, your students will learn how to relate multiplication to repeated addition using candy counters.

This lesson is designed for fourth graders to practice their skills with the order of operations along with multiplying fractions and adding or subtracting decimals.

Use this introductory lesson on comparison to provide students with practice identifying groups of more and less.

Your students will have fun working with numbers to 20 with this exciting and interactive lesson with music, movement, and hands-on experiences!

Teach your students four simple steps to help them solve multiplication and division word problems with confidence.

Make subtraction delicious with this fun "fishing" game! Learning to take away will be delightful when your students fish for goldfish crackers.

Ready, set, fractions! In this hands-on lesson, your students will familiarize themselves with common fractions using concrete materials to practice splitting items into halves, thirds, and quarters.