Teach your students about symmetry with real life objects! Have them draw lines of symmetry for various shapes, food items, and objects.

This lesson on perimeter will let your students walk around the class to see the border, use a measuring tape to measure the walls in their classroom, and enable them to understand how math is related to real life!

Let your students learn how to find the area of rectangular objects by doing hands-on activities. Your students will love finding the area of various rectangular objects around the classroom!

Students participate in a classroom scavenger hunt with a partner to measure common classroom objects using a ruler.

Let’s compare! Help kids learn about comparative and superlative adjectives through this hands-on lesson. Students will use real-world items and drawings to compare objects using a variety of adjectives.

Advance your students from relative measurements to learning about standardized units with this lesson that teaches them about inches and feet by using common classroom objects.

Students will become more familiar with common metric measurements by matching everyday objects with the metric mass and volume units they would use to measure them.

Get your students explaining estimations and measurements of liquid volumes and masses of objects! Use this lesson independently or alongside Estimating Measurements of Mass and Volume Using Metric Units.

What's in the bag? This fun math lesson involves using defining attributes as clues to draw conclusions. Young learners will have a great time making guesses about different objects and creating their own shape riddles.

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?

Get students moving with this interactive lesson! They will use real objects to act out skits while practicing their division skills. This lesson can used on its own or as support for the lesson Introduction to Division with Remainders.

Get your students talking about how they can apply the concept of perimeter to real life. Use this lesson independently or alongside Find the Perimeter: Real Life Objects.

In this lesson, your students will use repeated addition to find the total number of objects in arrays. This lesson will help your students build upon the skills needed to learn multiplication.

Get students moving around the classroom as they learn about odd and even numbers. Students classify real world objects as odd or even and take turns playing the game master, coming up with numbers to evaluate.

Will one be left out? Students will practice creative problem solving as they strive to answer this question and determine whether a group is even or odd.

Look out! Measurement is all around us! In this lesson, students will learn about measuring tools and how to use them. Students will work cooperatively on a fun measurement hunt, exploring and applying concepts of measurement using inches.

It’s time to explore meters! In this lesson, students dive into measuring using meters, learning how to use meter sticks and estimate length in meters.

Shape up your students' understanding of geometrical attributes with this hands-on math lesson. Students will gain a better understanding of how to describe a shape by the number of edges and vertices it has, rather than by its name.

Your students will be introduced to the concept of a main idea in this fun lesson using props to support their thinking.

What is the intention of an indentation within a paragraph? Within this lesson, students will explore the reasons why we indent. They’ll categorize and classify content to construct paragraphs that include indentations.

How big is the furniture in your classroom? Get ready to find out! In this lesson, students dive into measuring with yardsticks.

In this scavenger hunt lesson, students will look for rectangular arrays within their school environment. Whether it is a set of cubbies or windows, students will see that arrays are all around us.

This lesson introduces students to measuring and estimating liquid volume, using liters (l) as the standard unit of measurement.

Multiplication is no longer a mystery when it is partnered with addition! Help your students make connections between multiplication and repeated addition with this hands-on lesson that includes several types of concrete examples.

Use this lesson to introduce the concepts of capacity and volume with young learners. This hands on lesson can be used as a scaffolded pre-lesson to Capacity Comparison.

Make it move! In this lesson, students will learn about energy and make connections between force and energy. Through a hands-on approach, students will work in teams to construct and report on their experiments.

In this lesson, students will explore the characteristics of arrays and find out why they are important. Use this lesson independently or alongside Come Array With Us!

Do you plan on being out of classroom soon? With this thorough sub plan, your classroom's substitute will be prepared to keep your third graders learning in your absence. It includes lessons, worksheets, and activities that cover math word problems, reading and writing skills, and more.

Your class will love this outdoor activity that teaches them how to compare the capacity of different containers.

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.