Help students visualize the missing addend in an addition problem with this fun game. Use this scaffolded EL lesson alone or for more practice before teaching the Mystery Addends: Representing Word Problems lesson.

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

Students put their understanding of one and 10 more to work as they write word problems for classmates to solve. This lesson plan can be used alone or with Picture Addition.

What does it feel like to take 120 steps? In this lesson, students practice counting and completing word problems up to 120.