Students put their understanding of one and 10 more to work as they write word problems for classmates to solve. This lesson plan can be used alone or with Picture Addition.

Keep students engaged and help them practice their counting fluency with this fun, game-based lesson. Students count and work with each other to create the classroom’s longest number snake. Who will be the winner?

Slice those pieces and mix it up! In this lesson that follows “Slice It Up! Part One,” students will begin recognizing different ways to create equal shares in whole shapes, creating a fraction poster by the end of the lesson.

Perpendicular, intersect, parallel! In this lesson, students work in teams to complete a Frayer Model on each of these terms to become masters of geometry vocabulary. Teach this lesson on its own or as support to the lesson What's My Line?

More or less? In this hands-on lesson, your students hone important fine motor skills and learn how to compare quantities.

Fill ‘em up! This lesson teaches students to compare how much different containers can hold. Get ready for some overflowing fun!

Emphasize student understanding and reasoning! This lesson plan helps learners solve story problems using sense-making strategies. This can be used alongside the lesson Solving Word Problems or as a stand-alone lesson.

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.

Help your students discover patterns when multiplying by five.

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

Students sketch base-ten blocks in this lesson that builds both number sense and fluency adding to 20!