Use this lesson to introduce composing and decomposing as part of your students’ addition and subtraction toolkits.

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.

Use a sweet treat to help students do hands-on math! Students will practice their addition skills in this yummy activity.

In this engaging, hands-on lesson, students solidify their understanding of place value by adding and regrouping two-digit numbers using M&Ms.

Support your students' understanding of word problems as they invent strategies to add three addends in any order. Use this scaffolded EL lesson plan alone or with How'd You Get that Many?