This colorful worksheet will test your first grader's mental math skills while also allowing her to check each problem visually.

Children skip count by fours to connect the dots and discover the hidden picture.

In this fact family practice worksheet, kids show that they understand the inverse relationship between addition and subtraction.

Children skip count by threes to connect the dots and discover the hidden picture.

To give your first grader's math skills a boost, try printing out this addition worksheet complete with fruit and fun!

Get this set of worksheets, with four pages of math practice, adding two numbers together, to help your child develop basic addition skills.

Can your first grader dig through a leafy mess to find the numbers that are added together for each clover? He'll come out of it with stronger addition skills!

Looking to get your child's addition skills up to speed? This worksheet has four pages of addition practice that will give your child something to add up.

Help kindergarteners and first graders boost their addition skills with this worksheet!

These equations have lost their signs! Only one sign — plus or minus — can make each equation true.

Master addition with ten frames in this colorful worksheet!

Practice your fluency facts with this addition worksheet for kindergarteners and first graders!

Practice addition facts with this pie-themed worksheet for kindergarteners and first graders!

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

Give your first grader an extra helping of "math salad," and watch her improve her mental math ability while fine tuning her understanding of basic addition.

Try this addition puzzle with your first grader and practice finding sums of 10.

Try your hand at turnaround facts with this interactive addition worksheet for first graders!

This pretty and simple worksheet's great practice for your first grader with single digit addition.

Your first grader will love practicing his math facts with this addition coloring sheet.

Practice adding to 10 with this egg-cellent worksheet for kindergarteners and first graders!

Children add 10 or 1 to move through the hundreds chart to get to 100 in this fun addition worksheet.

Practice addition within 10 with this Halloween math workheet!