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?

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

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.

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.

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

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.

Stellar students, get ready for a math mission from outer space! Your child will get to help this alien sort and color the different shapes in this worksheet.

You don't need an actual pumpkin to get in on the Halloween fun! Combine art project with shape recognition with jack-o'-lantern cut outs.

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

Kids cut out pictures to put silly, mixed-up shapes back together on this prekindergarten math worksheet.

Can your kindergartener recognize diamonds? In this worksheet, he'll trace and draw diamonds and pick out diamonds from a box of mixed shapes.

What shapes make up a rectangle and a hexagon? With your child, cut out smaller pieces and paste them together to make a bigger shape.

Almost anything you would look at is full of different shapes. They're everywhere! See how many shapes your kindergartener can pick out in this scene.

Put in some simple shape practice, packing out the rectangles on this page. Can your young learner think of objects around him that look like rectangles, too?

Introduce your kindergartener to the roundest member of the super shape family! Your smart kid will trace circles and pick them out from a mix of other shapes.

Assess your students’ understanding of the differences between 2-D and 3-D shapes using this shape assessment.

Help your students determine if a shape is regular or irregular!

Trace, then color, then write, all while getting familiarized with basic shapes: circles, squares, triangles and rectangles.

Kids practice identifying and completing patterns in this 1st grade math worksheet. Which animal comes next in each line?