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.

How many sides does a triangle have? Three! Sort shapes that have three sides and shapes that don't have three sides with this wacky worksheet.

Give your students a chance to sort polygons into categories that make sense to them.

The animals are all mixed up--can your kindergartener sort them out and count them up according to kind?

Students get to practice measuring angles using built-in protractors in this fun geometry activity! After measuring, they'll put their angle knowledge to the test by classifying each angle as acute, obtuse, right, or straight.

Students will identify and count the cones using pictures of real-life objects.

Help your young mathematicians develop an understanding of spheres with this geometry resource. Students will seek to identify and count the three-dimensional shape using pictures of real-life objects.

Teach your students to sort triangles as acute, right, or obtuse based on their internal angle type.

Introduce kids to key math skills on this shape-filled worksheet. Kids count and color the different shapes, then make a graph to show how many are pictured.

Is it a square? Is it a triangle? This cut and paste worksheet will help your child categorize quadrilaterals, which are four-sided shapes.

Are your students still tripped up by those tricky trapezoids? This geometry worksheet can help! Give your second graders a chance to have fun while they practice trapezoid identification with this cut-and-paste activity.

Offering shape recognition and counting practice, this worksheet packs in the preschool math learning.

What is the name of this shape? Is it a parallelogram or square? Teach your students to classify two-dimensional shapes using a Venn diagram.

See if your child can find all the triangles hidden on this geometry worksheet.

Strengthen your child's geometry skills with this printable worksheet. Use this resource with your students to classify two-dimensional shapes like parallelograms, quadrilaterals, squares, and triangles.

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.

Kids sometimes don't distinguish between a shape that's open and one that's closed. Here, kids can see the difference as they classify shapes as open or closed.

Can your kid tell the difference between 2-dimensional and 3-dimensional shapes? Kindergarten is a good time to start!

Spark your young learner's excitement for geometry with this engaging 3D shapes coloring worksheet!

Identify angles in real-world examples and sort them based on their characteristics.

Sort out your shapes and colors with this challenging pattern quiz for young learners.

Sort parallel and perpendicular lines with this fun cut-and-paste activity!

In this helpful worksheet, your third-grader will learn how to count square units to find the total area of a shape.

Which tail goes with which animal? Help your preschooler learn to sort and categorize with this fun activity.

Sort out your shapes with this fill-in-the-bubble style quiz, perfect for standardized testing prep.

Angles, angles everywhere! Help students learn to recognize and count angles with this fun worksheet. By looking closely at the various shapes, students will gain practice classifying and sorting shapes based on how many angles they can identify.

Bust out those crayons, it's time to test your knowledge of basic shapes! Have your first grader sort out these shapes by color.

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

What is wrong with these animals? Their tails are all mixed up! Enjoy a fun activity to help your child learn to sort and categorize items.

Who says that you can't learn from playing? Invite your preschooler to sort out these silly shapes and put them together to make a funny face!