"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!

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!

This winter, curl up with a mug of cocoa and a tricky puzzle!

Build a flurry of logic skills with Snowman Sudoku for third through fifth graders!

Get comfy by the fireplace as you solve this fun math puzzle!

This Valentine’s Day-themed sudoku puzzle is as sweet as can be!

Pack your picnic baskets and get ready to solve this classic number puzzle!

Make a splash with this spring-themed sudoku for third, fourth, and fifth graders!

Watch your logic skills grow as you solve the tricky puzzles in this activity!

Play with words in this cheerful spring activity!

Take a journey across the globe with this fun word puzzle for upper elementary students!

Figure out the results of an Easter egg hunt in this fun logic puzzle for upper elementary students!

Embrace Earth Day with this classic number puzzle for third through fifth graders!