Are you ready for a connect-the-dots challenge? See if your math whiz can connect all nine dots using only four lines and never lifting their pen from the paper.

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

On this second grade math worksheet, kids use their logical reasoning and critical thinking skills to help the zebra solve four Sudoku number puzzles.

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.

Find the value of each symbol with this Earth Day-themed math puzzle!

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.

Don't let your mind go numb this winter break! Stay sharp with a challenging Sudoku puzzle.

What makes this cheesy Sudoku puzzle so cheesy? The cheese, of course! Solve this cheesy Sudoku puzzle using math and logic skills.

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

A word ladder is a fun and challenging way to help kids with spelling. They'll start to see how words follow certain patterns.

How is a rainbow made? Your child will make a simple puzzle out of a rainbow by cutting along the dotted lines.

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

Students use algebraic thinking to find the value of each symbol in this Earth Day math puzzle!

What happens when you combine the fun riddles of a game like 20 Questions with a bit of math practice?

Explore spring-themed hink pink riddles with this fun word puzzle 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!

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

Calling all Sudoku and Ken Ken buffs, we have a new addicting puzzle for you! These are tricky, but a fun spin-off of the popular Ken Ken puzzle.

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.

Help students sharpen their logic skills with another fun, thought-provoking nonogram puzzle!

If your student needs a challenge in math, try these math puzzles! These math grids are tricky, but are a fun spin-off of the popular Ken Ken puzzle.

Your student will need to use his understanding of simple addition facts and a bit of logic to fill in this KenKen® grid.

Fun Fun puzzles are almost like Ken Ken! These ones are tricky, but very fun to solve. Give your student a fun way to practice simple arithmetic.

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

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.

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

Does your fourth grader love numbers? Help her improve her memory of consecutive numbers while having fun with this number search.

On this third grade kids sudoku printable, kids use their logical reasoning and critical thinking skills to solve four Sudoku number puzzles.

On this fun Halloween Sudoku, kids use their logical reasoning and critical thinking skills to solve this puzzle.