For all ages
Millions of players worldwide
The World's Fastest Growing Math & Logic Puzzle
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Free Online Puzzles


Welcome to the thrilling universe of free online puzzles, where excitement and challenge meet at every turn. KenKen Puzzles specializes in bringing you a great collection of engaging puzzles that are perfect for all puzzlers. Discover our unique blend of online puzzles absolutely free, designed to sharpen your mind while offering hours of fun. From logic and math puzzles to addictive challenges, our collection is unmatched. Our range of free puzzle games is carefully curated to provide both daily entertainment and educational value, ensuring that every puzzle you solve is a step toward enhancing your cognitive abilities. Plus, you can design your own puzzles to create a challenge and difficulty level tailored just for you! Whether you're a free online puzzles novice or a seasoned enthusiast, our platform offers an ever-growing collection of online puzzles for free that cater to every skill level and interest.

KENKEN for your Mobile

Fun, addicting, yet educational. The KenKen iOS and Android apps are perfect for the whole family!

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How to Find Online Puzzles for Free


Playing our world-renowned online puzzles for free is a breeze. Whether you're a fan of sudoku, KenKen or Kakuro websites or prefer more intricate math or logic puzzle sites, we have something for just for you. Our platform is a treasure trove of free puzzle games, each crafted to test your problem-solving skills and enhance your cognitive abilities. With a simple click, immerse yourself in a world of online puzzles for free where logic, strategy, and creativity come alive. As you delve into our diverse selection of free online puzzles, you'll find free puzzle games that not only entertain but also stimulate strategic thinking and creativity. Each game in our collection, from the classic sudoku challenges to our innovative KenKen and logic puzzle games, is designed to offer a unique and enriching experience that keeps your mind sharp and engaged. Play our unique Daily Challenges or design your own puzzle…it’s up to you!

Play Free Puzzle Games


Playing free puzzle games has never been more rewarding. Start playing today with our puzzles. You won’t just be playing games; you’ll be embarking on a journey of mental enhancement and skill development. Our games include the classic favorites on sudoku websites. We also have innovative online puzzles for free that surpass math puzzle websites, ensuring that there’s always something new to explore. Play our Daily Challenges today and never miss out on the latest in free online puzzles!

Will Shortz, NY Times Crossword Puzzle Editor and
NPR Puzzle Master Loves KenKen! Find out why

Rules For Playing KenKen®

The numbers you use in a KenKen puzzle depend on the size of the grid you choose. A 3 x 3 grid (3 squares across, 3 squares down) means you use the numbers 1, 2, and 3. In a 4 x 4 grid, use numbers 1 to 4. A 5x5 grid requires you use the numbers 1 to 5, and so on.

The numbers in each heavily outlined set of squares, called cages, must combine (in any order) to produce the target number in the top corner using the mathematic operation indicated (+, -, ×, ÷).

Here's how you play:

  1. Use each number only once per row, once per column.
  2. Cages with just one square should be filled in with the target number in the top corner.
  3. A number can be repeated within a cage as long as it is not in the same row or column.
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  1. To start, click on any square. A "number ring" appears with that grid's possible numbers. These numbers will also show up on the left side above the grid as the "Notes" box.
  2. Ready to fill a number in that square? Just click the one you want in the number ring. It will then appear in the middle of the square.
  3. Narrowed it down to a couple of numbers but still not totally sure? Click the numbers you want from the Notes box. They'll show up smaller in the square.

    Hints: Also in the candidates bar are , :
    • Clicking will place all possible Notes in the square.
    • Clicking will get rid of all the Notes in the square.
    • If you'd like to repeat a note (notes) in another square, simply drag the number from the original square to the new one. Click here to see the video of how it works.
  4. When you've ruled out one of your notes, click on it again in the Notes box. The number will disappear from the square.
  5. When you fill in a number in a square (by selecting from the number ring), any notes in that square will disappear.
  6. Changed your mind about a number? In the number ring, click the red eraser icon to clear the square.
  7. To hide the number ring, click the red "X."
  8. How to Use the Keyboard: You can enter numbers and notes by using the keyboard. Once you’ve selected a square, you can press shift and a number key to enter (or delete) that number as a note. Or, to just enter a number in a square, press that number on the keyboard (no shift). To delete a number or note, press C.
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