It's a monster party! Use your logic skills and a few clues to determine who is bringing what.

Pre-algebra students can put their addition and multiplication skills to the test with these mind-bending diamond puzzles.

Keep your amazing math student on his toes with some challenging puzzles! These math grids are tricky, but are a fun spin-off of the popular Ken Ken puzzle.

Build math and logic skills with this holiday-themed Sudoko puzzle.

Get ready for an even tastier challenge with level 3 of this Pie Picture Sudoku worksheet!

Looking for a way to get your child excited about math? These math puzzles are tricky, but are a fun spin-off of the popular Ken Ken puzzle.

Play hi-tech sudoku! Your fourth grader will use her problem solving and critical thinking skills to solve this frustratingly fun math puzzle!

Use your ghost hunting skills to help solve this logic problem about some haunted places. Have a spooktacular time solving this ghoulish mind bender.

Challenge yourself to a ghostly maze right in the middle of one of London's creepiest landmarks.

"Sewing" up this Japanese number placement game is a project that will boost both your child's critical thinking and problem solving skills!

Aliens are invading, and somehow you got trapped in the middle of a crop circle! Put on your thinking cap to get through complex loops before aliens arrive.

The wicked witch is brewing up some potions. Can you help figure out which potion is what color and how long it takes to make?

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.

It's a long way from Alcatraz Island to the shore! Halloween ghosts are in hot pursuit, and this twisting maze isn't easy. Escape before the ghosts catch you!

Get ready for some all-star algebra with these challenging math puzzles. Your student can practice addition and multiplication to solve each puzzle.

Throw your math student a curve-ball with these pre-algebra puzzles! He'll practice addition and multiplication skills to solve each puzzle.

Challenge your fourth grader to solve this mind-stimulating Sudoku puzzle! He'll be feeling sweet as a honeybee when he's finished.

In this puzzle, learners will challenge themselves to create up to 28 different words from the phrase "Celebrate Valentine's Day."

Solve the puzzle to practice your problem solving and critical thinking skills as you "paint by number" with this fun sudoku puzzle.

Give your fourth grader some inconspicuous practice with numbers with this colorful Sudoku puzzle!

This challenging number puzzle is a great way to boost your child's critical thinking skills and strategic ability.

Sew together some critical thinking and problem solving skills along with some basic math practice as you solve this fun sudoku puzzle.

Boost your fourth grader's critical thinking and problem solving skills with this entertaining printable puzzle!

Flex your problem-solving muscles this spooky season with this fun Halloween-themed logic puzzle!

Get students in a planet-friendly mindset with this Earth Day-themed logic puzzle!

Engage students in critical thinking with this line order-themed logic puzzle!

Fill out as many spaces as you can and get a bingo in this summer-themed activity!

Puzzle your way to perfection in this fun pool-themed worksheet!

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

Need a fun activity to do on a long drive? Look no further than this tricky sudoku puzzle!