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.

Young geometry enthusiasts will enjoy sorting and counting the shapes in our categorization worksheet. Your kid will gain early math skills with this worksheet.

In this worksheet, your child will practice identifying shapes and sizes of buttons. Cut them out, and sort them into two distinct categories.

Categorize the objects by location in this cut-and-paste sorting worksheet!

Help your preschooler clue into categories with this adorable worksheet! It asks her to cut out each pretty picture, and then glue it into its proper spot.

Have your preschooler exercise her reasoning skills with this fun-filled work-sheet!

With this worksheet, your preschooler will use his reasoning skills as he pairs two different objects together.

Does your student understand how to sort by shapes and colors? Find out with this sorting assessment.

Where do they belong? Sorting and categorizing is an essential preschool skill! Get some practice with this 2-page worksheet.

Does your student understand how to sort by shapes and colors? Find out with this sorting assessment.

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

Circle, cheese, triangle, square: One of these things does not belong in this group. Help your child figure out the outlying object with this worksheet.

Help your little one get a handle on the holidays! He'll sort and categorize these different holiday items.

In this preschool math worksheet, your child will practice sorting and categorizing to figure out what doesn't belong.

One of the items in each group doesn't belong with the others. Can your child find which ones?