Search for acorns, mugs, pumpkins, and mushrooms with this fall-themed addition worksheet for first graders!

Comb the beach for hats, starfish, pineapples, and seashells in this first-grade math worksheet! 

Find the number of butterflies, flowers, rainbows, and watering cans in your garden with this spring-themed math worksheet for first graders! 

Practice counting and addition skills with this early elementary math worksheet featuring a colorful travel theme!

Master the math of making 10 and 20 with two addends in this helpful addition worksheet!

Discover combinations that make 10 with this engaging cut-and-paste worksheet, designed for first and second graders!

This worksheet takes your child a step farther than one-digit addition. As he completes the page, he'll learn to add a two-digit number to a one-digit number.

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

Strengthen first and second graders' single-digit addition skills with this hands-on worksheet!

The fun quickly adds up with this winter-themed addition activity page for first graders!

Give your young math learner practice composing numbers 11–19 with this addition strategies worksheet!

The second in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The third in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The fourth in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

The fifth in a series of six, this addition worksheet gives learners more practice composing numbers 11–19!

Practice solving near-doubles facts with this engaging worksheet!

Solve near-doubles facts with this appealing worksheet!

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

Try solving near-doubles facts with these nine problems!

Test your addition skills with this hands-on math worksheet!

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

This solve-and-check worksheet encourages kids to solve subtraction problems, and then check their answers with addition.

Practice counting and adding by ten with a hundred chart!

Complete autumnal number bonds in this kindergarten and first-grade worksheet!

Practice addition and subtraction with this first-grade hundred chart worksheet!

Count and add the Thanksgiving pictures in this simple addition worksheet! 

Start your engines and rush toward the finish line in this engaging addition worksheet!

Jump into addition with this hundred chart worksheet for first and second graders! 

Time for school! Have your first grader take a look at this school (school of fish, that is) and solve the addition problems.

Challenge your child to add three, four, and five numbers together. He may find the task daunting, but there's a trick to add multiple numbers that will help!