Make the number work for you! Use this lesson to teach your students to add mixed numbers with like denominators using the strategy of decomposition.

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.

Make multiplication a snap with this hands-on math lesson! Your students will learn how to easily multiply large numbers using base-ten blocks and the strategy of breaking apart by place value.

Let's use exclamation points! Help your students become more expressive, efficient readers and writers by teaching them about this special punctuation mark.

Teach your students to multiply a 3-digit factor by a 1-digit factor using base ten models and the standard algorithm.

Put the FUN! in function tables with this engaging, interactive lesson that will have your students generating their own patterns and tables.

Teach your students to round to the hundred thousands place with this straightforward lesson.

What’s the problem? Teach your students to identify the problem and solution in a piece of fiction.

If young writers can learn how to write a solid paragraph, then they have the building blocks of an essay. In this lesson, students will study paragraph structure and practice organizing ideas into paragraphs.

Teach your students to calculate fractions of 100 using a number line model.

Teach your students to use tape diagrams to solve equations involving whole numbers and fractions.

You know the expression, “Say it, don’t spray it!” In this lesson, we don’t want you to say it or spray it, we just want you to see it! Students will practice identifying, reading, and creating words with silent letters.

Explore the beauty of Navajo rug weaving with this lesson that integrates indigenous culture, math and art. Students will learn and practice symmetry and create a design in the tradition of the Navajo rug pattern called “Two Grey Hills”.

In this lesson, your students will use visual and hands-on strategies to divide whole numbers with remainders.

Students will solve area problems by multiplying side lengths for rectangular shapes in real world contexts.

Help your students make sense of the commutative property of multiplication by relating it to arrangements of cars in parking lots.

Make equivalent fractions matter in the real world with this hands-on math lesson! Students use measuring cups and spoons to recognize and generate equivalent fractions.