Use this lesson to help your students learn about partitioning shapes into parts with equal areas. Students will explain rectangular shape area in fractions of a whole.

Use this lesson to introduce the tool of base-ten blocks to your students. This scaffolded EL support lesson can be used as a stand-alone activity, or prior to teaching Three-Digit Addition with Base-Ten Models.

From teachers to farmers, many people and things together comprise a community. In this social studies lesson, students will identify and illustrate their dream community by making a pop-up card.

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

Teach your class about the genre of traditional literature, made up of stories from around the world that have been told for generations. In this lesson, students will read fairy tales and compare story elements in each piece of literature.

It's time to learn about time. In this hands-on lesson, students manipulate clock hands and jump across timelines in order to calculate the "distance" between different times and events.

Use this hands-on lesson to encourage collaboration amongst students as they review base-ten numerals, number names, and expanded form. This lesson can be used as a pre-lesson to Base Ten Block Party or as a stand-alone activity.

If you can see it, you can achieve it! Use this lesson to teach your students how to use visuals to determine if two fractions are equivalent.

Teach your students to find the perimeter of polygons using real world examples. They will make polygon pictures using tangrams and practice finding the perimeters of the polygons in their masterpieces.

Help students use two strategies that will help them figure out which three-digit number is greater than, less than, or equal to another three-digit number. Use on its own or with Let's Compare! Place Value Disks & Three-Digit Numbers.

Practicing subtraction using a thermometer for a number line makes math fun! In this lesson, your students will get more comfortable with subtracting two digit numbers.

This lesson will help students build an understanding of multiples as they learn how to subtract from multiples of 100!