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.

Find and circle ten different states in this fun word search.

What is a math teacher's favorite dessert? Pi! Find more funny riddles by doing this worksheet--a perfect combination of math practice and brain teasers.

Find out what fills a room, but takes up no space, with this riddle and math combo worksheet. Use subtraction skills to solve the riddle on this math worksheet.

Clap, splash, and zoom with this onomatopoeia crossword puzzle tailored for fourth and fifth graders!

Don’t let homophones be a hole in your vocabulary knowledge; instead, have a whole lot of fun tracking down homophone pairs!

Use your multiplication knowledge to cross to the finish line in this third- and fourth-grade maze!

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

Learners will search for the names, then locations, of 10 state capitals in this playful U.S. geography puzzle.

This worksheet takes spelling practice to the next level by challenging kids to use spelling words like "breakfast" and "vegetable" in a fun crossword puzzle.

Help students differentiate between concrete and abstract nouns with this engaging maze activity! 

Explore the difference between concrete and abstract nouns with this fun maze activity! 

Do your students love puzzles? This one is a great introduction to KenKen®, a logic and math game from Japan.

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

Don't let your kid bark up the wrong tree! Engage him in a word search filled with tree terms, boosting his attention to detail and problem solving skills.

Check out this state capitals word search, one of five worksheets to help kids memorize state capitals.

This Hawaii fun facts worksheet will help your child learn about the 50th State, and the only one made up entirely of islands!

Before it was a state, Pennsylvania was one of the colonies. Help your kids reach expert status on the 50 states with a great worksheet series!

Let's learn about the Oregon Trail and the "Wagon Train of 1843" with this map of one of the main routes west!

Before it was a state, Virginia was one of the colonies, giving it lots of history. Help your kids learn the 50 states with a fun worksheet series!

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

Become the prime expert of prime numbers with this engaging maze!

Break down a word to create new ones with this fun worksheet for second through fifth graders!

Challenge your fourth grader to an entertaining and educational Sudoku puzzle. She won't even realize she's exercising her brain!