Learning Library

# 1.G.A.1 Worksheets

#### CCSS.MATH.CONTENT.1.G.A.1

:
"Distinguish between defining attributes (e.g., triangles are closed and three-sided) versus non-defining attributes (e.g., color, orientation, overall size); build and draw shapes to possess defining attributes."

These worksheets can help students practice this Common Core State Standards skill.

## Worksheets

Identifying Polygons
Worksheet
Identifying Polygons
What makes a polygon? Get your child in gear for geometry with this shape-shifting worksheet! Color code these shapes to show which ones are polygons.
Math
Worksheet
3-Dimensional Shapes
Worksheet
3-Dimensional Shapes
Learn how to draw 3-dimensional shapes with this simple guide for kids. This is a great way to review the 3D shapes.
Math
Worksheet
Pentagon Houses
Worksheet
Pentagon Houses
Pentagons make for perfect houses! Help students to identify and develop an understanding of this 2-D shape with this fun activity. Students will sort out the pentagons from other shapes and then turn them into houses.
Math
Worksheet
Dot-to-Dot Pentagons
Worksheet
Dot-to-Dot Pentagons
Pentagons can turn into many things! Use this worksheet to help your students practice drawing pentagons by connecting the dots. Then let their imaginations run wild to bring their pentagons to life!
Math
Worksheet
Symmetrical Butterflies
Worksheet
Symmetrical Butterflies
Want to breathe a little color into your geometry lesson? Help students understand lines of symmetry by having them identify and decorate symmetrical butterflies. The end result will be beautiful!
Math
Worksheet
Silly Symmetrical Animals
Worksheet
Silly Symmetrical Animals
If a shape can be folded in half so that the two halves match exactly, itâ€™s symmetrical. Use this fun activity to help your students develop their understanding of symmetry by creating their own silly symmetrical animals!
Math
Worksheet
Spot the Spheres
Worksheet
Spot the Spheres
Spheres are all around usâ€”basketballs, globes, even the planet Earth! Help your students develop an understanding of this 3-D shape by identifying spheres in pictures and in real life.
Math
Worksheet
Vocabulary Cards: Triangle Time
Worksheet
Vocabulary Cards: Triangle Time
Use these vocabulary cards with the EL Support Lesson Plan: Triangle Time.
Math
Worksheet
Glossary: Triangle Time
Worksheet
Glossary: Triangle Time
Use this glossary with the EL Support Lesson Plan: Triangle Time.
Math
Worksheet
Triangle Sort
Worksheet
Triangle Sort
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.
Math
Worksheet
3-D Shapes Check-in
Worksheet
3-D Shapes Check-in
Prisms, cubes, cones...oh my! Your students have 2-D shapes down, but how are they coming along in their mastery of 3-D shapes? Use this colorful activity to assess your first gradersâ€™ abilities to recognize and differentiate between 3-D shapes.
Math
Worksheet
2-D Shapes Check-in
Worksheet
2-D Shapes Check-in
Triangles, trapezoids, rhombi...oh my! Identifying different shapes is an important milestone for young learners. Use this colorful activity to assess your first gradersâ€™ abilities to recognize and differentiate between 2-D shapes.
Math
Worksheet
Vocabulary Cards: Composing Shapes
Worksheet
Vocabulary Cards: Composing Shapes
Use these vocabulary cards with the EL Support Lesson: Composing Shapes.
Math
Worksheet
Glossary: Composing Shapes
Worksheet
Glossary: Composing Shapes
Use these this glossary with the EL Support Lesson: Composing Shapes.
Math
Worksheet
Draw 2-D Shapes
Worksheet
Draw 2-D Shapes
Your first graders probably have squares and circles down, but what about trapezoids and ovals? Use this great geometry activity to assess your studentsâ€™ abilities to recognize and draw 2-D shapes by their name alone.
Math
Worksheet
Sorting Shapes
Worksheet
Sorting Shapes
Can your first graders tell the difference between a square and a cube? How about a triangle and a cone? Use this geometry assessment to gauge your studentsâ€™ abilities to use attributes to sort 2-D and 3-D shapes.
Math
Worksheet
2D Shapes
Worksheet
2D Shapes
Name that shape! Assess your studentsâ€™ understanding of 2D shapes by having them match shapes to their names.
Math
Worksheet
3D Shapes
Worksheet
3D Shapes
Can you name that shape? Assess your studentsâ€™ understanding of 3D shapes by having them match shapes to their names.
Math
Worksheet
Rectangular Prism Hunt
Worksheet
Rectangular Prism Hunt
Look closely and you will findâ€¦ rectangular prisms! Help students recognize this 3-D shape while examining a kitchen scene.
Math
Worksheet
Where are the Rectangular Prisms?
Worksheet
Where are the Rectangular Prisms?
Where are all the rectangular prisms? With this worksheet, they are in the classroom! Your second graders will have fun identifying all the rectangular prisms in a picture of a classroom.
Math
Worksheet
Hexagon Faces
Worksheet
Hexagon Faces
Hexagons make for funny faces! Help your students develop an understanding of this 2-D shape by differentiating them from other shapes and then turning them into silly hexagonal faces.
Math
Worksheet
Rectangular Prism Rooms
Worksheet
Rectangular Prism Rooms
Rectangular prisms make for great rooms! Help your students develop an understanding of this 3-D shape while turning them into rooms in this fun geometry lesson. How would you decorate your rectangular prism room?
Math
Worksheet
Rectangular Prism Creations
Worksheet
Rectangular Prism Creations
Rectangular prisms can turn into lots of different things! Help your students develop an understanding of this 3-D shape while creating pictures of different objects. Get ready to let your imagination soar with this creative geometry lesson!
Math
Worksheet

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