Kids count by threes on this third grade math worksheet. Skip counting by threes helps kids demonstrate the meaning of addition and learn multiples of three.

This worksheet will introduce your child to the three types of triangles: the equilateral triangle, the isosceles triangle and the scalene triangle.

Practice finding the number 3 with this train-themed number identification worksheet!

Learn how to draw 3-dimensional shapes with this simple guide for kids. This is a great way to review the 3D shapes.

If your child is looking for a number challenge, we've got the worksheet for her. She may be a whiz at adding two numbers, but can she add three numbers?

Continue practicing with two strategies for solving three-digit subtraction problems.

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.

Use this glossary with the EL Support Lesson: 1, 2, 3 Numbers!

Help your second grader get the hang of three-digit addition with this worksheet that breaks the concept down step by step.

Kindergartners will love hunting for three-dimensional shapes with this engaging geometry worksheet!

Three French hens are in this hen house on the third day of Christmas! Can your child count what else is in the hen house?

Your second grader will slide through these two digit addition problems with Sally the Snail!

Children practice finding the sum of two three-digit whole numbers, with no regrouping, in this math worksheet.

Young learners will love identifying the number 3 with this heart-themed math worksheet!

Give learners fun practice finding the number 3 with this flower-themed math worksheet!

Count on this worksheet to help you learn your number 3!

Find the hidden temple in this jungle numbers worksheet. Kids will order numbers in order to clear a path to the legendary temple.

Use this glossary with the EL Support Lesson Plan: 3-D Scavenger Hunt!

Improve those skills! Practice three-digit addition with these twelve problems.

Practice three-digit addition with regrouping in this set of 36 problems.

Learning addition is as easy as 1-2-3! Give your child a head start on addition with this counting worksheet.

Give young learners practice recognizing three-dimensional shapes with this geometry worksheet! 

This coloring page dot-to-dot uses skip counting as an unexpected way to tie in multiplication learning and reviewing multiples of three!

Reinforce your third grader's subtraction skills with this helpful worksheet that's packed with three digit-subtraction problems.

Get a fun review of math facts, and try your hand at "popping" colorful balloons that have an addition or subtraction equation that equals the number three.