This worksheet is an easy introduction to the number 100. Help your child compare and contrast large quantities, and get her thinking about weight and volume.

So your child has mastered the numbers 1-10 -- what's next? How about a bright and colorful number pyramid that challenges them to tackle numbers 11-20?

Become a math detective with this inviting first-grade worksheet!

Practice identifying number names with this hands-on worksheet for first graders!