Go to any length to test your students' understanding of perimeter calculations. Students will use their understanding of the perimeter of rectangular shapes to create rectangles that have different side measurements but equal perimeters.

Get your students excited to learn about fractions with this hands on lesson. Working in groups will help students learn from each other and share ideas.

Get your little mathematicians excited with this fun lesson about comparing decimals. It features helpful review activities and a game that's sure to keep students engaged.

Get your students up and moving as they learn the basics of geometry. Your competitive students will love this game and put their new skills to the test with a worksheet.

Get your students comfortable discussing their math thinking in converting centimeters to meters. This lesson may be used on its own or as support to the lesson Converting Metric Measurements to Decimals & Fractions.

Get your students comfortable with discussing multiple strategies to solve subtraction problems with this lesson on two- and three-digit subtraction. It may be taught independently or as support for the lesson Subtraction with Regrouping.

This end-of-the-school-year lesson will get the students focused on all the things they learned in math class! It reviews different skills with fractions and decimals in word problems using the "Read, Draw, and Write" strategy.

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.

How are plants’ traits affected by environmental factors? In this integrated science and reading lesson, students will use multiple sources to identify and determine how traits are influenced by the environment.

Students will begin to calculate volume of different rectangular prisms using base ten cubes and then transition to using the formula V = L x W x H. Students will then practice using the legendary fifth grade activity, Cootie Catchers.

Refresh students on the relationship between decimals and fractions when they multiply to find the area! They will find the area of a location in a picture by converting mixed numbers to a decimals and then using the area equation.

This lesson combines students' knowledge of US geography and their creative writing skills in one fun activity!

Which number doesn't belong? This lesson requires students to think critically as they determine which number is not a factor of a particular number. Teach it on its own or as support for the lesson Factors Over the Rainbow.

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?

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.

Line plots are a great way to introduce your students to graphing data. In this lesson, your students will learn how to create a line plot and also practice interpreting line plots.

Help your students show their understanding as they explain how to add fractions with unlike denominators. Use this lesson on its own or as support to the lesson Make It Work! Adding Fractions with Unlike Denominators.

Teach your students how to write decimals in expanded decimal form with this fun game. Students will be writing and comparing decimals while not even realizing they are learning one of the most complicated 5th grade math standards.

Make division come to life with this hands-on, introductory lesson on the operation of division! Students will use authentic problems and manipulatives to experience division in action.

Want to strengthen your student’s multiplication and division skills? This lesson uses fact families to help students practice those skills.

In this lesson, students will gain and use knowledge of expanded fraction form to play a fun card game involving rounding.

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.

Fractions are everywhere! In this hands-on lesson, your class will work together in groups to find real-world examples of fractions. As they discover more complicated fractions, students will create their own word problems with them.

Help students add and subtract decimals in this visual, hands-on, and delicious lesson! This lesson also reinforces place value concepts with decimals.

This lesson helps your students become confident mathematicians when it comes to representing fractions visually in a variety of ways. Use this lesson as a pre-lesson to Fraction Hunt or teach it independently.

Help your class gain a foundational understanding of matter by learning how to conduct inquiry and gain an understanding about the characteristics of gases. This lab will have your students amazed at what is really in the air.

Motivate your students by engaging them in a competition! In this lesson, your students will review and practice multiplication strategies.

Build on students' understanding of the power of ten within multiplication to understand its effect within division. Use this as a standalone lesson or as support to the lesson Dividing Decimals by Powers of 10.

Strengthen your students' understanding of cubic units and volume! They'll solve a realistic problem and explain key ideas about volume. Use this lesson on its own or use it as support for the lesson Volume and a Building.

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