Is your math whiz up to the challenge? She'll have to use logic and reasoning skills to solve this tricky addition puzzle!

This addition and subtraction KenKen® puzzle is a perfect challenge!

This 4x4 multiplication puzzle is perfect for a beginner who would like a challenge!

Does your child love a good challenge? This multiplication KenKen® puzzle is a difficult one!

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

Take the block puzzle challenge! This series of tangram-style geometry puzzles is a great way to build logic skills in your kindergartener.

Get ready for a tangram challenge! Build math and reasoning skills by using all tangram shapes to re-create the picture on this page.

Little math stars, get ready for a tangram challenge! Students will use all seven tangram shapes to re-create the picture on this page.

Hey math whizzes, here is a challenge for you! These math puzzles are tricky, but are a fun spin-off of the popular Ken Ken puzzle.

Are your math student ready for a challenge? They will need addition, subtraction, multiplication, and division in order to solve this KenKen® puzzle!

Hey math buffs, do you need a challenge? These math puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken puzzle.

Is your child a math whiz who needs a challenge? These math puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken puzzle.

This is for all you math whizzes who need a challenge! These math puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken puzzle.

If your child is mad for math, give him a challenge! These math puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken 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.

Does your child need a little challenge in math and problem solving? These math puzzles are tricky, but are a fun spin-off of the popular Ken Ken puzzle.

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.

Sudoku and Ken Ken enthusiasts will enjoy this mad math puzzle, full of addition, subtraction, multiplication, and division challenges.

Use your logic skills to out what each kid at the costume contest dressed up as! 

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

Your students will love this medium-difficulty KenKen® math logic puzzle!

It's time to play KenKen®! This multiple operation logic puzzle is a little tricky, but completely possible for a beginner or intermediate player.

This addition and subtraction KenKen® puzzle will help your students focus on improving his mathematical reasoning while testing their computation abilities.

This 4x4 KenKen® multiplication puzzle will get your student using a lot of logical thinking.

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

This tangram tree is a festive way to put your child's math and reasoning skills to the test. Make a tangram tree with your child this Christmas season.

Your kid will make a simple outer space puzzle. After cutting out the puzzle pieces, he will then put them together in the correct order to complete the scene.

Looking for a worksheet to help your child help with his cutting skills? This kindergarten printable is all about putting together a simple picture puzzle.

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