Children will fill in the missing numbers from 63 to 72 in this sweet number sense worksheet.

Children will fill in the missing numbers from 46 to 50 in this sweet number sense worksheet.

Children will fill in the missing numbers from 95 to 100 in this sweet number sense worksheet.

Children will fill in the missing numbers to complete a hundreds counting chart in this number sense worksheet.

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

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

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! 

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