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

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

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.

Crack the code in this printable phonics worksheet all about words ending in -ng and -nd.

Spark curiosity and problem-solving skills in young learners with this engaging spring-themed math puzzle!

Practice addition and subtraction within 20 with this sweet Valentine’s Day math puzzle!

First and second graders will LOVE finding the missing numbers in this adorable Valentine’s Day math puzzle!

Practice addition and subtraction within 10 in this St. Patrick's Day-themed math puzzle!

Help reunite Paul Bunyan and the blue ox, Babe, by drawing a line that connects the two of them. Then color it in when you're finished.

Learners practice addition and subtraction within 20 in this St. Patrick's Day-themed math puzzle!

Invite your learners to hop into some fun with this seasonal Easter puzzle worksheet!

Ignite problem-solving prowess in your young math learners with this fun Easter puzzle worksheet!

Say goodbye to spring fever with this sweet spring-themed math puzzle!

It's April Fools' Day, and wackiness is everywhere! Help this brother and sister team figure out what's gone wrong in their office.

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!

Try your luck with this picture-based sudoku for kindergarteners and first graders!

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

Track down Maya’s new mittens using your logical reasoning and problem-solving skills! 

Challenge learners with a delicious game of Pie Picture Sudoku with this engaging cut-and-paste worksheet!

This math search printable provides a clever way to help kids review and master their subtraction facts.

Solve a sweet sudoku puzzle in this Valentine’s Day-themed worksheet for first and second graders!

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

Your students will need their addition facts and a bit of logic to solve this KenKen® math puzzle.

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

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

If your child is done with easy- and medium-level picture Sudoku maybe she's ready for this one.

Before you dress up and go trick-or-treating, try a problem-solving challenge full of cool Halloween costumes!

Have some fun with vocabulary words using a Valentine's Day word scramble for first, second, and third graders!

Celebrate the wackiness of April Fools' Day with your little learner, and find all the things that are wrong with this picture.

Soar to new spelling heights with these word ladders! Kids will hone spelling skills and logic skills, all in one fun activity.