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

Practice logic and deductive reasoning the fun way. Have your student put his thinking cap on and try out this fun and challenging logic worksheet.

Put your addition skills to the test with these puzzle boxes for second and third graders! 

Learners will use five clues to piece together four ghost stories in this fun logic challenge.

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

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

Got a long road trip ahead of you? Arm your kid with this big package of challenging rebus puzzles!

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

Find all of the words relating to the sea in the word search, circle them, and make sure to cross them off the list.

Don't be afraid to try solving this spooky logic problem. Use some common sense and stretch your problem solving skills to figure out this haunted problem.

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

Go on a beach adventure in this find-it sheet.

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.

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

Set your sleuth-in-training on the case with this hidden-message activity.

Learners put their division skills to the test in this fun puzzle activity!

On this kindergarten math worksheet, kids use their logical reasoning and critical thinking skills to solve a fun Sudoku puzzle with a zoo theme.

Addition doesn't have to be puzzling—practice finding sums with these second- and third-grade puzzle boxes!

In the Starry Sudoku worksheet, kids solve four Sudoku puzzles. In each row, column, and block the numbers 1, 2, 3, and 4 must appear once and only once.

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.

A giraffe Sudoku puzzle gets your child to find the missing numbers using math skills. Solve this giraffe Sudoku puzzle with your child.

Math maniacs, these challenging puzzles are for you! These four puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken puzzle.

Shape up those problem solving skills with a fun block puzzle activity, comparable to tangram puzzles!

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?"

Teach your kids about optical illusions using these three puzzle sheets. Their minds will be tickled as they see how our vision can play tricks on us.

Do your students love puzzles? This one is a great introduction to KenKen®, a logic and math game from Japan.

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.

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