Make division come to life with this hands-on, introductory lesson on the operation of division! Students will use authentic problems and manipulatives to experience division in action.

Want to strengthen your student’s multiplication and division skills? This lesson uses fact families to help students practice those skills.

What is the likelihood that a polar bear will walk into the classroom? Students will consider this and other events using the concept of probability and the terms: Impossible, unlikely, likely, and certain.

Help your students subtract with confidence by sharing two different strategies. Use this lesson to build on students’ understanding of subtraction and to evaluate this key skill.

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.