Introduce place value to your emerging mathematicians while focusing on the numbers 11–20. In this lesson, students will practice separating teen numbers into 10 ones and some additional ones using unifix cubes and ten frames.

In this lesson, students explore absolute value with and without a number line, compare the absolute values of two numbers, and apply their understanding of absolute value to real-world contexts.

In this musical lesson plan, students will learn how to use counting aides when extending the number sequence to 100! Can be used as a stand-alone or support lesson plan for the Musical Numbers lesson.

Fill ‘em up! This lesson teaches students to compare how much different containers can hold. Get ready for some overflowing fun!

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?

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.

During the Chinese New Year, giving red envelopes full of money is a custom that symbolizes good luck. Use this lesson to teach your students about holiday traditions as they practice counting money.

Shapes, shapes everywhere! In this lesson, your students will identify shapes and differentiate between the geometrical figures. They will also learn about sides and angles in every shape.

In this lesson, students will learn how to decode unknown words in a texts using context clues. Students will be introduced to the idea of opposites and will practice identifying opposites. This lesson can be used on its own or as support for the lesson Is It the Same?

Teach your students to calculate fractions of 100 using a number line model.

In this lesson, students will have fun creating addition sentences by drawing and counting ladybug dots.

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.

Help students use two strategies that will help them figure out which three-digit number is greater than, less than, or equal to another three-digit number. Use on its own or with Let's Compare! Place Value Disks & Three-Digit Numbers.

Buzz, buzz! Can you count the five busy little bees? In this bee-themed lesson on counting and number recognition, students will use bees to learn how to count the numbers one through five.

In this fun literature and art infused lesson plan, students will learn how to use a hundreds chart when extending the number sequence to 100! Can be used as a stand alone or support lesson plan for the Number Jump lesson.

Cakes, candles, and concepts! Celebrate one-to-one correspondence with this number and quantity party.

Practicing subtraction using a thermometer for a number line makes math fun! In this lesson, your students will get more comfortable with subtracting two digit numbers.

Help your class “jump” into number recognition with confidence! In this lesson, students will write numbers on sticky notes, place them in sequential order, and “jump” on the numbers while counting.

In this fun lesson, your class will love learning how to count on using hilarious read alouds as their guide!

Teach students that order matters with this lesson about PEMDAS. Students will practice both in a group and individually to ensure their understanding.

A lesson about the Great Depression doesn't have to depress your students! They will enjoy building background knowledge for Bud, Not Buddy with great interactive and cooperative learning tasks.

This lesson helps students develop an ability to compare and contrast as they explore two strategies to solve three-digit addition problems. This EL Math lesson can be used alone or alongside Three-Digit Addition Strategies Review.

Allow your students to explore the pros and cons of different strategies used to find the area of rectangles. Use this as a stand alone lesson or as a pre-lesson for the Multiplication and Area in the Community Garden lesson.

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.

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.

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

Look all around! We can find 2D shapes inside 3D shapes wherever we go! In this lesson, students will sort shapes and recognize the 2D components of common 3D shapes.

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.

With this activity, students will identify shapes, build 3-D shapes, and practice describing shapes with a partner.

Money makes the world go 'round, but do your students know why money is important? In this lesson, students will learn the real world applications of money, as well as how to make a dollar with various coins.