Invite your first grader to enter the world of the teen numbers as she starts writing 11-20. Practice tracing the name of each number before writing it.

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!

This caterpillar maze helps kids learn to count from 1 to 15!