What has teeth but no mouth? Find out the answer to this and more riddles in this Riddles and Codes worksheet.

Challenge your students to solve the riddles and reveal the mystery shapes on this geometry worksheet. Descriptions of the shapes are disguised as clues.

What can run but can't walk? Reveal the answer to this clever riddle by cracking the number code in this Riddles and Codes worksheet.

What's both fun and challenging? These Riddles and Codes worksheets, which pack a one-two punch of brain teasers.

Your first grader will need to use her knowledge of addition and subtraction in order to solve these puzzles.

Spruce up spelling practice with these challenging word ladder puzzles! Kids will change one letter at a time to create a group of new words.

Make math more enjoyable with these simple math crossword puzzles for kids!

Math search puzzles are a fun and clever way of helping kids review math facts. Print 'em out and see how many your kid can find!

Logical reasoning skills will bloom in this cheerful puzzle activity!

Your kid is bound to have a blast solving these number sequencing riddles.

This puzzle printable features picture Sudoku for the Hanukkah season, with one puzzle for easy and one for medium.

Shape up your addition skills with these square puzzles!

Use this fun ocean-themed worksheet to help your students understand compound words!

Try these subtraction puzzles with your first grade math student.

Can you guess the job? Put your thinking cap on and solve these fun career riddles created for kindergarteners and first graders!

Have fun with phonics as you solve the puzzles in this inviting worksheet!

Rhyme all the time with these delightful tic-tac-toe puzzles!

Use your knowledge of words and vowel sounds to solve these fun phonics puzzles!

Leaf it to students to solve these tricky word puzzles!

Solve math puzzles so you aren’t puzzled by addition problems in the future!

Give your child a challenge in spelling and an introduction to crossword puzzles at the same time!

Use problem solving and critical thinking skills to find different sums in these puzzles.

These consecutive number puzzles will challenge your student to use critical thinking and problem solving skills.

Practice addition while solving number puzzles in this engaging worksheet for first and second graders!

Have your first and second graders try to crack the code and solve the puzzle, one number box at a time!

Is your child an amateur detective? Challenge her to figure out the mystery animals in this series of connect-the-dots puzzles.

Practice adding doubles with this colorful worksheet!

Challenge your first grader to find the two snowflakes that match in each of these wintry puzzles. He'll be reviewing his colors, shapes and comparison skills.

This fun reading worksheet gets students searching for silent letters in words.