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.

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

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

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

Gather your supplies for the start of the school year with this sudoku for first, second, and third graders!

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

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.

Calling all Sudoku and Ken Ken buffs! These math puzzles are tricky, but are a fun and simpler spin-off of the popular Ken Ken puzzle.

Calling all Sudoku and Ken Ken buffs! Give your student a fun way to practice math and problem solving with these fun puzzles.

Calling all Sudoku and Ken Ken buffs! These math puzzles are tricky, but are a fun and simpler spin-off of the Ken Ken puzzle.

Numbers are full of patterns! Can you use your knowledge of patterns in times tables and math facts to solve this riddle?

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.

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

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.

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.

Calling all Sudoku and Ken Ken buffs, here's a little something new! These math puzzles are tricky, but are a fun spin-off of the popular 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.

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.

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.

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.

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.

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

Strengthen students' logic and critical thinking skills with this engaging logic puzzle!

Boost critical thinking skills—and appetites!—with this fun ice cream-themed logic puzzle!

Solve a sunny, summery sudoku puzzle in this sandcastle-themed puzzle!

After you’ve run around collecting eggs, take time to exercise your brain with this fun Easter-themed Sudoku for middle schoolers!

Coordinate an Earth Day volunteer event with this middle-grade logic puzzle!