Happy Valentine's Day! Have your first grader practice sequencing numbers by putting this group of 18 consecutive numbers back into the right order.

Can your first grader do some counting to help deliver these Valentine notes? Help him practice sequencing numbers with this challenging sheet.

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.

Happy Valentine's Day! Your first grader will color all the candies in this heart-shaped box while solving some sweet math problems.

Santa has brought colorful presents filled with subtraction problems for your second grader! She'll learn a new math function, and review addition 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.

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.

Put a little love into math practice with these sweet Valentine's Day subtraction problems. Your first grader can start memorizing math facts.

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.

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.

Celebrate Chinese New Year with a fun math worksheet that challenges kids to figure out math questions based on the Chinese zodiac.

In this Halloween maze, follow the even numbers out of this scary graveyard. But watch out -- there are odd numbers waiting to trip you up!

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 subtraction 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.

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

Enjoy a Halloween-themed race to 100 as students imagine units, rods, and flats as candies, broomsticks, and pumpkins. Players will use this pumpkin race board to regroup between place values up to the hundreds place in order to win the game!

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!