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

Learn to write and represent tens with this first-grade math worksheet!

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

Track down the word form of numbers with this engaging word search for first graders!

First, second, third, or fourth? Find the ordinal number shown by the shaded picture.

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.

To catch a glimpse of the rocket, complete the color by number worksheet using the key below the picture. First graders will have a blast!

Add some color to your math practice as you identify number names in this inviting worksheet!

Gather around the beanstalk and practice counting with Jack in this fun "I Spy" worksheet!

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.

The daring diners in this worksheet have taken too much food for themselves, and it's up to you to help them out.

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?

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

Bring the hidden fairy out of hiding by coloring the picture according to the numbers. Use the key to find out which colors to use for each number.

Count and subtract the Halloween pictures in this simple subtraction worksheet!

Count and subtract the Halloween pictures in this simple subtraction worksheet!

Count and subtract the Halloween pictures in this simple subtraction worksheet!

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

Count and subtract the Thanksgiving pictures in this simple subtraction worksheet!

Count and subtract the Thanksgiving pictures in this simple subtraction worksheet!

Count and subtract the Thanksgiving pictures in this simple subtraction worksheet!

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

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

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

Discover the mysterious underwater object in this coloring activity!

Practice writing the names of numbers up to 10 in this inviting worksheet!

Count on this worksheet to help you learn your number 10!

Practice writing numbers in word form with this matching practice!