The daily logic and math puzzle loved by millions

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3÷
2
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9+
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500 Million+
Puzzles played online
200+
Publications worldwide
Millions
Of solvers worldwide
  • The New York Times
  • The Times
  • The Boston Globe
  • Los Angeles Times
  • Der Spiegel
  • The New Yorker
  • Scientific American
  • USA Today
  • Boston.com
  • AARP
  • Scholastic
  • St. Martin's Press
  • Yahoo Games
  • Chicago Sun-Times
  • Daily Mail
  • El Pais
  • The Examiner
  • Reader's Digest

The world's most popular brain puzzle you've probably never heard of.

How can a puzzle be played by millions around the world, appear in leading publications, and find its way into classrooms across the globe... yet still have so many people who don't know its name?

That's KenKen®.

Born in a Japanese classroom, KenKen spread around the world not through a massive advertising campaign, but because people discovered it, played it, shared it and kept coming back.

Part logic. Part math. Completely addictive.

If you haven't discovered KenKen yet, now you have.


The puzzle the world is talking about

TIME

“Is KenKen the Next Sudoku?”

The New York Times

“The most addictive puzzle since Sudoku.”

The Economist

“A puzzling global phenomenon.”

CNET

“My latest puzzle love: KENKEN.”

BBC News

“The latest craze in games.”

W
Will Shortz
New York Times Crossword Editor

“A richer puzzle than sudoku.”

Featured documentaryA documentary fromThe New Yorker

Are KenKen puzzles the future of logic based games?

The New Yorker explores how a simple classroom puzzle became a global obsession.

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The KenKen story

The art of teaching without teaching.

In 2004, in a Japanese classroom, a teacher tried something new: he stopped lecturing, drew a small grid on the board, and let his students reason their way to the answer. That grid became KenKen, the international puzzle phenomenon.

Today's Puzzle is Waiting

You know the math. Now see what your brain can do.