Learn about one of the world's most mysterious pieces of written text, the Voynich manuscript, which has never been deciphered.

Your young math learner can practice tracing the number 13, and, counting objects outloud up to thirteen!

In this worksheet, learners will put their geography skills to the test as they label all 13 colonies on a map.

Get a fun review of math facts, and try your hand at "popping" colorful balloons with equations that equal the number thirteen.

Use these 24 cards for daily writing exercises, or hand them out to encourage variety in writing!

Use these 24 cards for daily writing exercises, or hand them out to encourage variety in writing!

On this kindergarten math worksheet, kids trace the number 13, then write their own. Then they count apples and record the information in a graph.

Does your child recognize the number 13 on this page? Have her color the cows any way she likes, and count how many match the number!

What can you build with blocks? All of the blocks have numbers on this kindergarten math worksheet, but kids color and count just the blocks with the number 13.

Learn how to multiply up to 24 with number lines using these six guided problems!

Practice solving simple subtraction problems with a fun game! You and your child can "fish for answers" to find all the ways to make the number thirteen.

Practice is the best way for children to get a handle on arithmetic. This 1st grade math worksheet will help your child learn basic subtraction.

Practice identifying doubles facts with this appealing worksheet!

Math learners use their multiplication, addition, and subtraction skills as they solve 24 problems in this practice worksheet.

How many snails can you see? This fun and colorful worksheet will help your kindergartener practice counting up to 13.

Looking to give your second grader a little at-home subtraction help? She'll practice two-digit subtraction with carrying alongside a big green sea creature.

Vocabulary building is important at any age. With this worksheet, your child will learn 24 synonyms for pretty, and get to practice them.

These 24 cards will introduce your students to common sound words!

Use this water-themed subtraction worksheet with your little swimmer. Featuring a team of synchronized swimmers, this worksheet is great for summer days.

Boost your second grader's subtraction skills and ability to identify odd and even numbers with this colorful 2-in-1 worksheet!

If your second grader is in need of some at-home subtraction practice, you've come to the right place!

These Halloween word problems get your child in a frightful mood for All Hallows' Eve. Help your child practice some Halloween math with these word problems.

How much will that cost? Write a multiplication sentence for each question!

For a much-needed math practice change, give your second grader this charming double-digit addition worksheet that includes a coloring activity bonus!

Learners will explore 24 adjectives used to describe sound, then use them to complete 16 prompts.

Your second grader will enjoy practicing two-digit addition when he has the lovable bugs on this worksheet to keep him company!

Solve an enjoyable maze of doubles facts with this fun one-page worksheet!

Looking to boost your child's math skills at home? This worksheet helps kids master two-digit subtraction and keeps their interest with a colorful toucan theme.

Count up the cash in your piggy bank with this second-grade addition worksheet!