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

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.

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!

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.

Buzz, buzz! Can you count the five busy little bees? In this bee-themed lesson on counting and number recognition, students will use bees to learn how to count the numbers one through five.

Raindrops are falling in this weather-themed math lesson! Students will manipulate raindrops and discover that raindrops can be counted in the same order, even when they are arranged in different ways.

Build familiarity with numbers from 1 to 120 with this fun game. This lesson can be used alone or with the lesson plan Then Came One.

This bear-y fun lesson will help your students understand addition and subtraction and reward their efforts with a sweet treat!

Students will love composing and decomposing two-dimensional shapes using tangram puzzle pieces. Use this plan alone or to frontload key vocabulary and concepts taught in the lesson plan Know Your Shapes.