Adding and subtracting doesn't need to be boring! Learning to add and subtract can be done with a shoelace or while playing hopscotch.

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

How do you build spatial reasoning, critical thinking, and problem solving skills while doing something that is fun? With tangrams! In honor of Chinese New Year, this lesson introduces your students to the Chinese puzzle of tangrams.