Your first grader will soar high above the skies as he completes addition problems with sums of 9 or less in this math worksheet.

Time for school! Have your first grader take a look at this school (school of fish, that is) and solve the addition problems.

Introduce your first grader to centimeters by helping her measure some familiar things: school supplies!

Gather your supplies for the start of the school year with this sudoku for first, second, and third graders!

Build early counting and writing skills with this pre-K and kindergarten worksheet!

Soar above the clouds and practice adding and subtracting within 10 with this fun fluency worksheet!

Practice addition facts within 10 with this high-flying math crossword puzzle!

Prepare for the school day with this engaging sudoku puzzle for kindergarteners and first graders!

How high can you count? First graders will strengthen their understanding of ones and tens with this hundreds chart. Students will fill in the missing numbers up to 120 and then answer questions using the chart.

Introduce your child to beginning addition with this colorful first grade math worksheet offering addition problems with sums up to 9. Up, up, and away!

Hook your first- and second-grade students with a splash of math fun!

Understanding place value is fundamental to developing and mastering number sense skills. Use this assessment activity to evaluate how your first graders are coming along in their understanding of place value using tens and ones.

Learners will tackle 12 subtraction problems within 20 in this football-themed math worksheet. 

Young learners practice simple subtraction with the help of a few feathered friends in this math worksheet.

Fall into some fun addition practice with this seasonal worksheet!

Snowed in? Snow problem! Celebrate the winter season with this colorful logic puzzle!

Solve a sunny, summery sudoku puzzle in this sandcastle-themed puzzle!

You can measure length with all kinds of units, not just inches and centimeters!

In autumn, the leaves turn red, orange, and yellow—test your logic skills with a sudoku puzzle to match!

Celebrate spooky season with this colorful puzzle for young learners!

Solve the mystery of who's who in this puzzle full of spooky, cute, and creative Halloween costumes!