Puzzles That Make You Smarter

The daily logic and math challenge loved by millions

In 150+ publications worldwide

  • The Ledger
  • Meridian
  • Northwind Press
  • Clarion
  • The Atlas Review
  • Gazette
  • Scholar Weekly
  • The Bellwether
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The puzzle the world can't put down

From newspaper editors to a million students every week.

200+
publications worldwide
125M+
games played
100k+
games played daily
W
Will Shortz
New York Times Crossword Editor

The most addictive puzzle since sudoku.

The Economist

A puzzling global phenomenon.

New York

The latest craze in games.

BBC News

England's most addictive newspaper puzzle.

The KenKen story

It started with a teacher who stopped teaching

In a Yokohama classroom, a maths teacher tried something strange: he stopped lecturing, drew a small grid on the board, and let his students argue their way to the answer. They never noticed they were doing arithmetic. That grid became KenKen.

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