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

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

Comb the beach for hats, starfish, pineapples, and seashells in this first-grade math worksheet! 

Kids practice estimation by guessing the number of stars on this first grade math worksheet. Then they check their guess by counting the stars.

This first grade math worksheet helps your child practice estimation, an important skill he will use as he progresses in math, and throughout his life.

Kids find the missing numbers to complete the honeycomb number grid. This first grade math worksheet helps kids practice counting whole numbers to 100.

To shop for fruit, kids read prices, count dimes, and match the prices to the equivalent amount of dimes on this first grade math worksheet.

Kids find the missing numbers to complete the egg number grid. This first grade math worksheet helps kids practice counting whole numbers to 100.

Kids find the missing numbers to complete the iceberg grid. This first grade math worksheet offers practice counting whole numbers to 100 and counting by fives.

This worksheet is a great way to practice skip counting by 2, and to see how it can factor in to repeated addition.

Find out whether snowflakes are really unique in this counting worksheet that's snow much fun! 

Is your kid confused by counting? Counting on a hundreds chart, to the rescue!

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.

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

Bullseye! Children practice adding and combining numbers with this great math game.

This counting activity is also a coloring page! Your child will get to trace numbers 21-25, cut them out and arrange them in the correct order.

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

Help your first grader build her number sense with this worksheet featuring number patterns by 2, 5, and 10.

Can your first grader count from 1 to 50? Test his counting and writing skills with this colorful printable.

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.

Practice counting and cardinality with this dice game for kindergarteners and first graders!

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!

Hop, skip, and jump through this skip counting maze for first and second graders!

Add and subtract using ghosts, pumpkins, and more with this Halloween worksheet for first graders!

Search for acorns, mugs, pumpkins, and mushrooms with this fall-themed addition worksheet for first graders!

Color your way towards graduation with this fun counting game for kindergarteners and first graders!

Have kindergarteners and first graders practice their counting skills by filling in the missing numbers on this hundred chart!