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.
1st grade
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 graders’ abilities to recognize and differentiate between 2-D shapes.
1st grade
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 graders’ abilities to recognize and differentiate between 3-D shapes.
1st grade
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 students’ abilities to recognize and draw 2-D shapes by their name alone.
1st grade
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 students’ abilities to use attributes to sort 2-D and 3-D shapes.
1st grade
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.
1st grade
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!
1st grade
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!
1st grade
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.
1st grade
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?
2nd grade
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!
2nd grade
Math
Worksheet
Silly Symmetrical Animals
Worksheet
Silly Symmetrical Animals
If a shape can be folded in half so that the two halves match exactly, it’s symmetrical. Use this fun activity to help your students develop their understanding of symmetry by creating their own silly symmetrical animals!
1st grade
Math
Worksheet
Spot the Spheres
Worksheet
Spot the Spheres
Spheres are all around us—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.
1st grade
Math
Worksheet
Rectangular Prism Hunt
Worksheet
Rectangular Prism Hunt
Look closely and you will find… rectangular prisms! Help students recognize this 3-D shape while examining a kitchen scene.
2nd grade
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.
2nd grade
Math
Worksheet
2D Shapes
Worksheet
2D Shapes
Name that shape! Assess your students’ understanding of 2D shapes by having them match shapes to their names.
1st grade
Math
Worksheet
3D Shapes
Worksheet
3D Shapes
Can you name that shape? Assess your students’ understanding of 3D shapes by having them match shapes to their names.
1st grade
Math
Worksheet

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