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.

Students will use the inverse relationship between multiplication and division to complete an area formula in a real-world situation. Use this lesson on its own or as support for the lesson The Case of the Missing Rectangle Side.

Geometry is a core of mathematics in the early years. Help students recognize and draw shapes given specific attributes such as the number of corners and sides. This lesson can be a stand-alone activity of paired with 2-D Shapes!

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.

Word problems can be overwhelming to students, but if they have a tool to help them, they can handle it! Use this as a stand alone lesson or alongside Stepping Through Addition and Subtraction Word Problems.

Area models are building blocks to more complicated multiplication and division. Use this lesson to refresh students on the relationship between multiplication and area to prepare them to use the area models strategy with larger numbers.

In this lesson, students will consider equations with fall pictures serving as the number value and decide which equations are true and which is a lie. The worksheets in this speaking and math lesson follow the Two Truths and One Lie game.

Help your students absorb the details of a text and make inferences about what they read with the strategy of close reading. By reading closely, students will become better able to understand complex themes and nuances in a text.

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

Help your students master decimals with this engaging math lesson. Your class will put their art skills to work creating a poster, and will practice mathematical explanations through peer collaboration.

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.

In this lesson, students will make bar graphs and interpret data using real-life data from other students. They will get practice writing and answering survey questions.

In this lesson, students engage in interesting hands-on activities that help them discover the properties of parallel, perpendicular, and intersecting lines. Your little mathematicians will have a blast as they learn about geometry.

Take your students on a virtual shopping trip to allow them to explore the importance of spending money wisely.

This support lesson provides students the opportunity to use two different tools to measure the length of familiar objects while introducing content specific vocabulary words. Use alone or alongside the lesson How Big is the Playground?

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.

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.

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.

This exciting lesson plan will introduce your second grade students to two different versions of the well-loved Cinderella story while also teaching them about making inferences and comparing and contrasting stories.

Help your students visually represent equivalent fractions! Use this lesson on its own or or as support to the Show Me Equivalent Fractions! lesson.

Help your students use rulers in the classroom with this lesson! Encourage them to measure items around them using centimeters to understand shapes and sizes.

Help kids master fractions with the fun, fast-paced, math comparison game Fraction Wars. After a review, students are split into pairs to practice quickly comparing fractions with different numerators and denominators.

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.

Help your students learn the standard measures of length and foster critical thinking with this engaging lesson. Use alongside The Smaller They Come or as a stand-alone activity.

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.

Use this lesson to introduce composing and decomposing as part of your students’ addition and subtraction toolkits.

Your students will “hop their way” into understanding place value with this fun and active game! In this lesson, they will learn that changing the order of the digits in a number changes its value.

Use this lesson with your students to practice comparing and contrasting the key details in two texts on the same topic. It can be a stand-alone lesson or a pre-lesson for the What's Similar? What's Different? lesson.

Encourage student explanations and visual representation of fraction subtraction in this interactive lesson. Use this lesson on its own or as support to the lesson Modeling Mixed Number Subtraction.

Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.