Algebra concepts can be challenging for students in upper elementary and middle school. This lesson introduces students to the idea of a missing or unknown number while also considering the order of operations.

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!

Get your students talking about number patterns and rules with this introductory lesson on function tables. Use this lesson as a pre-lesson to Input and Output Boxes or teach it on its own.

This lesson focuses on facilitating a rich classroom discussion around the purpose and methods of rounding numbers up to the thousands place. It can be taught on its own or as support to the lesson Rounding with Number Lines.

Help your students make sense of the commutative property of multiplication by relating it to arrangements of cars in parking lots.

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

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

Teach your students to multiply fractions by whole numbers in this dynamic hands-on lesson!

In this fun, fast-paced multiplication review lesson, students will play a musical game as they practice their facts while applying different techniques to their problem-solving skills.

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.

Finding the least common multiple is an essential skill for comparing, adding, and subtracting fractions! This lesson introduces students to this concept in an interactive way.

This lesson introduces students to the concepts of mean, median, and mode in a hands-on and visual way.

Make multiplication a snap with this hands-on math lesson! Your students will learn how to easily multiply large numbers using base-ten blocks and the strategy of breaking apart by place value.

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.

Students will "roll" to this quick game and "slap out" multiplication facts to reinforce multiplication skills and beat their own scores!

Challenge students to talk about rounded numbers to the millions place value. Use this lesson as a standalone lesson or as support to the lesson Numbers All A-Round.

Let's talk about the distributive property! Give students a chance to explain their thinking of how and why this property of multiplication works. This lesson may be taught as a standalone or as support to the lesson Distributive Property.

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.

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

Get your students comfortable with distinguishing and discussing prime and composite numbers with this lesson that involves visuals and a card game. Use it as a standalone lesson or as support to the lesson Prime and Composite Numbers.

Teach your students to round to the hundred thousands place with this straightforward lesson.

Let's talk factors and products! Teach your students the factor tree strategy for finding all factors of a product. This lesson can be taught on its own or used as support to the lesson Divisibility Rules.

Students will have fun as they explore the world of probability using dice in this introductory math lesson.

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.

Equip your students with three great strategies to analyze place value and compare whole numbers up to the thousands place.

In this lesson, your students will play with cards to practice giving fractions a new decimal name. They will be able to convert fractions to decimals by the end of this lesson.

Let's solve multi-digit division problems! Students will feel more confident with their division than ever with this lesson that helps them practice dividing multi-digit numbers.

Get your students thinking like mathematicians with this lesson that has them crafting questions for multi-step word problems. It may be taught independently or as support for the lesson Multi-Step Word Problems? No Problem!

Students will have a ball with this data collection lesson plan where they learn about collecting and plotting data on a chart and line plot.

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