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

What is a math teacher's favorite dessert? Pi! Find more funny riddles by doing this worksheet--a perfect combination of math practice and brain teasers.

Why is 2+2=5 like your left foot? ...Itâs not right! Find more riddles with this awesome worksheetâa perfect combination of math practice and brain teasers.

Give your brain some exercise with these Rebus puzzles, perfect for honing logic and reasoning skills.

Why was 6 afraid of 7? 7 8 9 (seven ate nine)! Find more funny riddles to solve with this awesome addition worksheet.

Tickle your brain cells with some fun pictogram puzzles, commonly known as Rebus puzzles.

Give your brain a fun workout as you complete this summery worksheet!

Can you use your logic skills to find out what new toy Ben just got? Try this colorful brain teaser!

Challenge your fourth grader to an entertaining and educational Sudoku puzzle. She won't even realize she's exercising her brain!

Add a fun twist to math practice with these second- and third-grade addition puzzles!

Can your child use her logic to place six X's on the board without making three in a row in any direction?

This level 6 KenKen® is a challenging puzzle for students who want to work on their logic and math reasoning skills.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a Sudoku puzzle with capital I, J, K, and L.

After you’ve run around collecting eggs, take time to exercise your brain with this fun Easter-themed Sudoku for middle schoolers!

Christmas sudoku lets your child exercise his brain while cutting a pasting festive holiday images. Play Christmas sudoku with your child this holiday season.

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a Sudoku puzzle with the numbers 5, 6, 7, and 8.

This math and riddle worksheet gets your kid to figure out what runs without legs. Try our subtraction worksheet for an added dose of mystery with your math.

This subtraction worksheet gets your child to solve problems to answer a tricky riddle. Find out the answer to "What kind of room has no windows or doors?"

Subtract your way through these math problems, and you'll be pleasantly surprised with the answer to a tricky riddle.

What do sea monsters eat? Solve the math problems in this worksheet to reveal the answer! This math worksheets gets kids to build math and spelling skills.

This math worksheet tests your child's addition and riddle-solving skills. Find out the answer to the riddle, "Which month has 28 days?"

What has to be broken before it can be used? Find out the answer to this riddle and more in this fun riddle and math combination worksheet.

Find out what fills a room, but takes up no space, with this riddle and math combo worksheet. Use subtraction skills to solve the riddle on this math worksheet.

Got logic? Help Tom's mom figure out which of Tom's activities fall on which days using the clues given. She would certainly appreciate it!

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.

How about a little problem solving with your breakfast? Use the clues given (and logic!) to figure out who ate which breakfast item and which toppings they had.