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Showing Results for properties of triangles

Build subtraction sentences with fact family triangles in this engaging worksheet!

Fact Triangles: Subtraction Within 10

Find the facts within the number triangles in this engaging subtraction worksheet!

Fact Triangles: Subtraction Within 20

Use these vocabulary cards with the EL Support Lesson Plan: Fact Family Triangles.

Vocabulary Cards: Fact Family Triangles

Get ready for a deep dive into the properties of addition with this first- and second-grade worksheet!

Under the Sea: Properties of Addition

Students will love getting to make and cut out their own fact family triangles as they practice writing three related numbers.

Make Your Own Fact Family Triangles

Children will take note of the everyday shapes that surround them in this fun geometry activity.

Everyday Triangles

Can you tell the difference between the associative, commutative, and identity properties?

Name That Addition Property!

Master your addition facts with this colorful, inviting math worksheet!

Fact Triangles: Addition to 20

Build student understanding of the defining attributes of triangles with this sorting activity. Students will cut out different shape cards and sort them into examples and non-examples of triangles.

Triangle Sort

Wind has its own unique properties that help shape the weather. Give your little scientist a heads up with these wind facts!

What is Wind?

Focus on fact fluency within 10 in this colorful addition worksheet!

Fact Triangles: Addition to 10

Triangles, trapezoids, rhombi...oh my! Identifying different shapes is an important milestone for young learners. Use this colorful activity to assess your first graders’ abilities to recognize and differentiate between 2-D shapes.

2-D Shapes Check-in

Roll some dice to introduce the early concepts of associative and commutative properties in addition by composing and decomposing 10. Worksheets and a quiz are included!

Give Me 10!

Learn the associative property of addition with this inviting worksheet!

Associative Property of Addition: Rewrite the Expression

Space out with this shapes worksheet, where kids identify basic 2D shapes.

Shape Pictures: Space Travel

Practice subtraction with art! Help early learners grasp the concept of "taking away" using drawings. This lesson helps students work toward subtraction with numerals, and the mastery of simple shapes.

Art Subtraction

Help kids practice spelling patterns with this color-by-word worksheet.

Color It!

This shape challenge worksheet doubles as a coloring page, and builds early geometry skills.

Basic Shapes: Color and Count

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

Square Tangram

Kids practice identifying simple shapes based on descriptions of their attributes.

Identifying Shapes By Attributes

Shapes all around! Kids learn basic preschool shapes with this sweet song.

Preschool Shapes Song

Kids learn simple shapes and their attributes in this sweet song.

Shapes Song

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!

Get practice writing two-digit subtraction equations using an number line with this first-grade math worksheet!

Subtracting Tens on an Open Number Line: Write the Equation #2

Get practice writing two-digit subtraction equations using an open number line with this first-grade math worksheet!

Subtracting Tens on an Open Number Line: Write the Equation #3

Discovery is exciting! In this hands-on lesson, your students will discover for themselves the rule behind the commutative property of addition.

Commuting and Computing

Practice writing subtraction equations using the number line strategy with this first-grade math worksheet!

Subtracting Tens on an Open Number Line: Write the Equation #1

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