Take your understanding of factors one step further! Use this lesson to classify factors as prime and composite numbers while creating factor trees.

How do you build spatial reasoning, critical thinking, and problem solving skills while doing something that is fun? With tangrams! In honor of Chinese New Year, this lesson introduces your students to the Chinese puzzle of tangrams.

This lesson helps students break down the different components of a word problem with decimals so that English Learners can succeed in solving them. Use it on its own or as support for the lesson Giving Gifts: All About Decimals.

Discuss correct decimal placement using logical arguments and by multiplying whole numbers. Use this lesson as a standalone lesson or use it as support to the lesson Multiply Decimals.

Strengthen your students' understanding of cubic units and volume! They'll solve a realistic problem and explain key ideas about volume. Use this lesson on its own or use it as support for the lesson Volume and a Building.

Change is inevitable, even for story characters! In this lesson, your students will determine how a character changes throughout a story by focusing on the character’s dialogue and actions.