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Classifying figures by features is a fundamental geometry skill. Use this lesson plan to teach your students how to categorize triangles by internal angle types. 

Classifying Triangles by Internal Angles

2D shapes are all around us! In this lesson students will explore the properties of four different shapes—triangles, circles, rectangles, and squares! They will learn that they can find these shapes anywhere in the world around us.


Finding All of the Flat Shapes

You'll see angles from every angle! Students will describe and compare different angles they see in everyday situations. Use this lesson on its own or use it as support to the lesson Classifying Triangles by Internal Angles.

Describing Angles

In this fun music and text inspired lesson plan your students will love making their own shape pictures as they learn all about 2D shapes! It can be used on its own or as support for the lesson Fingerpaint and Fun with Shapes.

How Do You Know the Shape?

Help your students get comfortable with 2D shapes using this fun arts-inspired lesson plan!

Making Shapes

Use a scavenger hunt, art activity, and stickers to help kindergarteners understand shapes and positional language. 

Where Is It?

Sorting takes on a new challenge for students in this activity which engages their critical thinking skills. As students determine defining attributes, they’ll figure out what makes a shape a shape!

Shape Sort

In this lesson, your students will become familiar with shapes by identifying them in real life. Your students will love identifying how many sides shapes have by drawing and counting them!

Know Your Shapes!

Students will explore geometric shapes by creating a painting of a trapezoid.

Trapezoids Are Special

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.

2-D Shapes

This lesson helps students understand the difference between polygons. It focuses on the root words of these terms to help students make connections to their prior knowledge, making it especially beneficial for ESLs.

Jumping Into Geometry!

It’s magic! In this lesson, students will “magically” move shapes together to form new shapes. Clay and toothpicks equal hands-on fun! Tangram challenges are provided for those students who need that little extra challenge.

Magical Movement

Let's get clapping! Help students extend their knowledge of patterns by using rhythm. After making musical patterns, students will translate the patterns into shape patterns. 

Rhythm Patterns

Preschool students will love getting creative as they make shape animals while learning all about 2D shapes in this fun lesson! It can be used as a stand alone or support lesson plan for the Shapes and Shadows lesson plan.

It's a Shape Zoo!

In this lesson plan, students will practice identifying, creating and describing their very own patterns using positional language! It can be used alone or as a support lesson for the It's Pattern Time lesson plan.

Making Patterns

Your students will have a blast thinking about polygons and making these paintings inspired by Wassily Kandinsky!


Kandinsky Shapes

Your students will solve and create shape riddles while practicing their knowledge of shape attributes.

Geometry Puzzles

A hands-on approach makes geometry fun! Use this lesson to teach your students about the basics of perimeter with geoboards. 

Perimeter with Geoboards

This hands-on geometry lesson is a great introduction to 2D shapes for your ELs. This can be used as a stand alone or support lesson for the String Shapes lesson plan.

One of These Things

In this mini-lesson, your ELs will learn all about 2D shapes using hands on practice! This can be used as a stand-alone or support lesson for the Shape It Up lesson plan.

Magic 2D Shapes

Practice drawing and identifying shapes with your class as they become master dance choreographers!

Shape Dancing

Make a math mystery! In this lesson, help your students understand the relationship between addition and subtraction and how a missing addend word problem is represented with a number sentence.

Mystery Addends: Representing Word Problems

Meet the “-at family” with music, movement, and simple worksheet activities! In this lesson, your students will practice their reading skills with rhymes.

Bat Cat Rat! The -at Family!

Your ELs will love learning all about shapes in this fun hands-on lesson plan. Students will practice identifying shapes using everday objects. It can be used as a stand alone or support lesson plan for the Super Shapes lesson plan.

Shapes in the World

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

Slice it in Half!

On some level, all humans want to feel peace and to feel loved. In this lesson, students will practice sending peaceful thoughts to themselves and others and discuss how these practices can support peace in their lives and community. 

We Are Peacemakers

This snazzy lesson features Pete the Cat and His Four Groovy Buttons by Eric Litwin. Your students will love practicing their classification skills while playing with buttons of their own.


Button Classification

In this fun lesson plan, your students will love learning all about describing location using games, stories, and dancing! This can be used as a stand alone or pre-lesson for the **Where is It?** lesson plan.

Dancing Directions

Symmetry is everywhere, but it's often hard to notice. This lesson explores a few ways to identify it. By folding and making mirror images for different shapes, students will discover a new world of symmetrical figures.

Simply Symmetry!

Students will have fun engaging in activities that develop their ability to write sequential step-by-step directions. This lesson helps young learners with being detailed and using transition words in their writing.

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