First and second graders will LOVE finding the missing numbers in this adorable Valentine’s Day math puzzle!

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

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.

Put a little love into math practice with these sweet Valentine's Day addition problems, where your first grader can review his math facts.

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.

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

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

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

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

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

Practice addition within 10 with this Halloween math workheet!

Practice addition within 10 with this Halloween math workheet!

Practice addition within 10 with this Halloween math workheet!

Practice addition within 10 with this Halloween math workheet!

Practice addition within 20 with this Halloween math workheet!

Practice addition and subtraction within 20 with this sweet Valentine’s Day math puzzle!