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?

With over 40 three-digit subtraction problems, this worksheet is packed with extra practice.

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

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

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

Find the greatest common factor (GCF) using the prime factorization method with this sixth-grade practice worksheet!

Review three-digit addition and subtraction by solving these dino-riffic word problems.

Help math learners review the divisibility rule for 3 with this fun practice worksheet!

Master three-digit by two-digit multiplication with this fifth-grade worksheet!

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

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

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

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

Get even more practice performing three-digit addition using open number lines with this second-grade math worksheet!

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! 

On this second grade math worksheet, kids go from egg to egg solving subtraction problems with three-digit numbers.

Get even more practice performing three-digit subtraction using an open number line with this second-grade math worksheet!

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

Kids solve addition problems with three-digit addends to move from bubble to bubble on this second grade math worksheet.

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.

Help Rex the Robot get home with a fun picture fraction sheet! This is a great introduction to simple fractions, such as 1/2, 1/3 and 1/4.

Teach your students to solve word problems with three addends. Plenty of space is provided for students to show their thinking!

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

Kindergarten learners practice distinguishing between two- and three-dimensional shapes by following a path of 3D shapes through a colorful maze.

Build students' understanding of place value and three-digit numbers with this second grade math worksheet!

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

Can your first grader practice adding three numbers together to help these working people do their jobs?

Use these cards to help students see the difference between adding three-digit numbers using the standard algorithm and expanded notation.