Use this lesson to teach your students how to determine if they should use addition, subtraction, or both operations to solve a word problem by following four simple steps.

While memorization is important when it comes to multiplication facts, a foundation of understanding is key, too! Use this lesson on its own or as a pre-lesson for Hands-On Multiplication.

Teach your students four simple steps to help them solve multiplication and division word problems with confidence.

Help your students discover patterns when multiplying by five.

Why make things harder on ourselves? Teach your students to decompose numbers to make math easier! Use this as a stand alone lesson or a pre-lesson for Decompose to Multiply: 6, 7, 8, and 9.

High order thinking skills are critical skills for students of all ages. In this lesson, your students will create word problems about money.

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.

Teach your students to ask and differentiate between recall questions and inferential questions. This lesson will help build a classroom culture around asking deep, inferential questions.

Freshen up on your understanding of division word problems with long division and one-digit divisors! Use this lesson to help students identify key division terms and solve word problems.

It's not enough to just memorize the multiplication table! It helps students to know how to explain their strategy to find the product too. Teach this lesson on its own or use it as support for the lesson Slap and Roll Timed Multiplication.

Help! The numbers in our equations have run away and left their answers alone! In this lesson, students will review their math facts and knowledge to solve Ken Ken like puzzles and bring the numbers back to their places.

Help your students subtract with confidence by sharing two different strategies. Use this lesson to build on students’ understanding of subtraction and to evaluate this key skill.