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.

How big is a foot? Students find out to explore how to measure in feet by comparing their own feet to rulers. Then they set off to measure the length and width of the classroom!

Help your students practice place value with this fun, hands-on base-ten block game. Neighborhood block teams compete to win points as they work together to show expanded numbers.

In this lesson, students will learn how to add a one-digit number to a two-digit number. This will help students build upon the skills needed for regrouping larger numbers.

Give your students a conceptual understanding of three-digit addition with this lesson focused on base-ten blocks and drawings.

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