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

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

Cakes, candles, and concepts! Celebrate one-to-one correspondence with this number and quantity party.

Students will get plenty of practice composing tens with ten frames to add to 20! Use this scaffolded EL Lesson alone or for more addition practice before teaching the Scavenger Hunt Addition lesson.