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.

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

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

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!

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

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!

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.

Help your child build logic and basic geometry skills with these tangram picture cards. He'll use his reasoning to re-create the picture on this puzzle card!

This worksheet requires skills in shape and color recognition, and categorizing objects.

Introduce your child to vehicle shapes with this fun match-up activity. She'll get to practice sorting and categorizing vehicle shapes as she goes.

These babies have lost their mamas! Can you help them? Use sorting and categorizing skills to match the baby animal to its adult form.

These toys have gotten their shadows all mixed up! Can your child match up the toy shapes? She'll be learning about patterns and sorting as she goes.

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

Preschoolers study a group of pictures and find the one that's different in this sorting worksheet.

Looking for a preschool worksheet to help your kid with math? This printable practices important sorting skills.

Is there something funny about this plane? Have some fun sorting out the modes of transportation with your little learner.

Can you find the matched pairs? Many shoes look similar, but not every one is the same! Practice important sorting and matching skills with this worksheet.

Build pattern recognition with this construction zone pattern page!

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

Help your little one learn to recognize shapes and patterns with a fun, fishy match-up activity! She'll help these cute fish find their shadows.

Uh-oh! These furry friends have lost their tails. Can your child help match up the right tail to each animal?

In this playful geometry worksheet, children will decorate the alien using colorful cutout shapes and lines.

Oh, what a mix-up! With this worksheet, your child matches mixed-up shapes together.