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

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

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

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

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

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

Celebrate Valentine's Day while reviewing subtraction math facts! Your little love-bug can practice memorizing these simple subtraction problems.

Build basic math skills with this practice sheet, full of simple subtraction equations for your child to practice and start memorizing.

Enjoy an egg-cellent Easter review of subtraction facts! Hunt for a solution in each colorful egg filled with simple subtraction problems.

Stay sharp this spring season with an addition Easter egg hunt! Your child will practice her addition facts, simple one-digit addition problems.

Stay sharp this spring season with a subtraction Easter egg hunt! Your child will practice her subtraction facts, simple one and two digit equations.

Enjoy an egg-cellent Easter review of addition facts! Hunt for a solution in each colorful egg, with simple addition problems for your first grader to solve.

Here's an Easter egg hunt with a twist! Each egg in this festive worksheet contains one simple addition problem for your first grader to solve.

The Easter bunny's been busy hiding colorful eggs all over the yard. Each one has a simple addition problem for your first grader to solve.

Here's an Easter egg hunt with a twist! Each egg in this festive worksheet contains one simple subtraction problem for your first grader to solve.

Looks like the Easter bunny has left some colorful treats for a special student! She'll need to solve all the simple addition problems in each egg.

Give your little lucky charm a fun way to practice math this St. Patty's Day! He'll have 12 simple subtraction problems to solve.

Looks like the Easter bunny has left some colorful treats for a special student! She'll need to solve all the simple subtraction problems in each egg.

Little love-bugs can have a blast solving these Valentine's Day subtraction problems! Build basic math skills with this practice sheet.

Celebrate Valentine's Day while reviewing math facts! Your little one can solve these addition problems, and soon he'll be able to memorizing them.

Prepare your first grader for Valentine's Day with these sweet math problems to help her review her addition math facts.

Prepare your first grader for Valentine's Day with these sweet math problems to help her review her subtraction math facts.

Collect all of these lucky clovers by solving each subtraction problem! Your little math whiz can practice memorizing his subtraction facts.

The Easter bunny's been busy hiding colorful eggs all over the yard. Each one has an Easter subtraction problem for your first grader to solve.

Children practice addition within 20 in this fall-themed math worksheet.

Children practice addition within 20 in this fall-themed math worksheet.

Children practice subtraction within 20 in this fall-themed math worksheet.

Children practice subtraction within 20 in this fall-themed math worksheet.

Children practice subtraction within 20 in this fall-themed math worksheet.