Should this Christmas present be red, yellow, or green? It's up to your young mathematician to find out in this Christmas math and color-by-number worksheet.

Use these vocabulary cards with the EL Support Lesson Plan: Adding Within 20.

It's almost Christmas time, and it's up to your kid to calculate the numbers of the season. Tally up the number of Christmas ornaments, candy canes, and movies.

Your child can exercise addition and subtraction skills at Christmas time with this mental math worksheet. It also includes a bonus coloring exercise.

There are 10 gifts under the Christmas tree, but they're missing their colors. Your child will use his math and creative skills to color them in this worksheet.

Help your little one review her math facts with a fun coloring activity, where she'll solve and then color the addition and subtraction problems in each gift.

Practice solving near-doubles facts with this engaging worksheet!

Make math fun with this doubles facts maze! 

Solve an enjoyable maze of doubles facts with this fun one-page worksheet!

Practice identifying doubles facts with this appealing worksheet!

Try solving near-doubles facts with these nine problems!

Help first and second graders practice solving near-doubles facts using this fun worksheet!

Solve near-doubles facts with this appealing worksheet!

Solve addition problems using the near-doubles method with this helpful worksheet!

Hone your addition skills with this engaging near-doubles worksheet!

Practice adding doubles with this colorful worksheet!

Learn how to use doubles facts to solve other addition problems!

Practice addition under 20 with visual models in this useful math worksheet!

Master addition with ten frames in this colorful worksheet!

Sharpen your single-digit addition skills with this helpful first- and second-grade worksheet!

Practice a helpful strategy for adding single-digit numbers in this worksheet, the second entry in a scaffolded series!

Master the make 10 strategy for solving addition problems in this helpful worksheet!

Test your addition skills in an underwater adventure with this inviting worksheet!

Make your way through a maze of addition problems in this engaging worksheet!

Let’s see how well you know your addition facts!

Get on a roll with your addition skills in this engaging worksheet!

Gain expertise with addition sentences within 20 in this helpful math worksheet!

Master your addition facts with this colorful, inviting math worksheet!

Strengthen your fluency skills with this beach-themed addition worksheet for first and second graders!