Detective time! In this lesson, your students will become shape detectives and go on a shape hunt to find the missing shapes on a grid.

Help your students find their fraction families with this lesson that sends them searching for their equal fraction pieces!

This lesson helps students review rounding to the nearest hundred. Your students will practice rounding using manipulatives.

Students will learn to model mixed number subtraction with manipulatives using this hands-on lesson plan.

Pop into place! This lessons builds your students' knowledge of numbers, their place value, and how to write them correctly.

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?

Practice subtraction with art! Help early learners grasp the concept of "taking away" using drawings. This lesson helps students work toward subtraction with numerals, and the mastery of simple shapes.

Dive deep into using base-ten blocks to solve two-digit subtraction problems with regrouping. This lesson can be used independently or in conjuction with the lesson Double Trouble: Subtraction Practice.

This lesson provides students with instruction in strategies based on number sense. Use this lesson alongside Show Me the Money: Understanding Value or as a stand-alone lesson.