This tasty lesson will teach second graders about fractions using cookies.

Advance your students from relative measurements to learning about standardized units with this lesson that teaches them about inches and feet by using common classroom objects.

Help your students learn to count money with this teacher-approved lesson. They'll love learning how much their favorite things are worth.

Practice finding unknown numbers in addition equations using fun and silly word problems.

In this lesson, your students will measure the lengths of items and then make a line plot to show the measurement data. They will get hands-on by measuring and surveying the class.

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

Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.