Making mistakes helps us learn! Your students will flex their analytical muscles to pinpoint errors in multiplication problems using arrays. Use the lesson on its own or as support to Base Ten Arrays for Multi-Digit Multiplication.

It’s time to learn a new strategy! Teach your students to use the partial quotients strategy to solve long division problems with one-digit divisors and no remainder.

Help your students understand the connection between skip counting, multiples, and multiplication with this lesson. Teach it on its own or use it as support to the lesson Clap Counting with Multiples.

The order of operations is a critical concept for fourth graders to grasp in preparation for algebra. This introductory lesson on the order of operations will teach your students about the helpful acronym PEMDAS.

Teach your students to add mixed numbers and improper fractions with the same denominator using the counting up strategy with number lines.

In this lesson, students will learn about interdependence and explore how we are all connected and part of the web of life.

Your fourth graders will not only have fun creating and playing an equivalent fractions memory game in this interactive lesson, they will also become much stronger mathemeticians in the process.

In this lesson, students will practice empathy through learning the "just like me" mindfulness practice.

Introduce your students to divisibility rules with a lesson that encourages deep thinking and meaningful math talk between peers.

Students will have a blast creating their own cartoons and comics. This lesson provides an engaging method to help students demonstrate the use of quotation marks when writing.

This lesson is designed for fourth graders to practice their skills with the order of operations along with multiplying fractions and adding or subtracting decimals.

Teach your students to multiply by multiples of 10, up to 1,000.

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

Students will be introduced to the tenths place value while converting fractions during this fun and interactive lesson.

Students will explore how parentheses change the meaning of a number sentence. They will be challenged with a set of playing cards to make a certain number.

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.

The partial products strategy is essential for students to build a foundational understanding of place value as it relates to multiplication. This lesson may be taught on its own or used as a pre-lesson to Multiplying Multiples.

Do you feel like your students are on a merry-go-round when it comes to rounding? This lesson will give your student control of the “ride” and give them tools to use when rounding.

Teach your students to subtract mixed numbers with like denominators using the strategy of decomposition. This strategy helps students to manipulate and break down numbers to help them solve tricky subtraction problems.

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

In this lesson, students will listen to, discuss, and understand two perspectives on a difficult situation. They will flip a coin, with each side representing one side of the story, and role-play the perspectives and reach a resolution.

Input some patterns to T-charts in this lesson. Use this lesson about input and output boxes as a precursor to finding patterns within word problems.

How much longer is a blue whale than an orca? Teach your students to use bar models and number sentences with variables as they solve these wild word problems!

To make a long story short, idioms are a fun addition to the English language! Use this lesson with your students to determine the meaning of common idioms— specifically those associated with Valentine's Day.

In this lesson, students will create story problems to match mathematical expressions involving multiplying fractions by whole numbers. Use it on its own or as support to the lesson Multiplication Models: Fractions and Whole Numbers.

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.

In this lesson, students engage in a fun activity that involves pulling out words from a brown lunch bag. Give your kids a fun way to prove that they've have mastered the rules of capitalization.

Are these fractions really equal? Use this lesson to introduce the concept of equivalent fractions with your students. Teach this on its own or use it as support for the lesson Equivalent Fractions Using Area Models.

Are your students ready to see narratives from a different perspective? This reading lesson will get students excited about discovering first- and third-person points of view.

Make math colorful! Teach your students to find the factors of a number using the factor rainbow strategy.