Look at history! In this lesson, guide students through an exploration of the context, causes, and effects of the Transcontinental Railroad, and help them practice identifying the main idea and supporting details in a nonfiction text.

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.

Get your students discussing the attributes of polygons by having them categorize statements as always, sometimes, or never true. Use this lesson independently or alongside Characteristics of Polygons.

Encourage students to explain their processes when converting from a mixed number to an improper fraction, and back again. Use this lesson on its own or as support to the lesson Single Strategy for Adding and Subtracting Mixed Numbers.

Are you a rule-follower or a rule-breaker? Irregular verbs break all the rules! Use this lesson to teach your students how to use the correct past tense form of regular and irregular verbs.