The game, invented by a Japanese educator to teach students math, has caught on around the world since we first started running it in 2009. By Will Shortz Times Insider explains who we are and what we ...

Sayonara, Sudoku. For a better-rounded puzzle that includes not just logic, but math, too, try KenKen. It's probably even good for you. Stephen Shankland worked at CNET from 1998 to 2024 and wrote ...

My first infatuation was with Sudoku. Then my attentions moved to Kakuro. Now, though, I have a big crush on KenKen. No, I'm not talking about marital infidelity involving various Japanese women. I'm ...

An elementary-school math teacher silently paces his classroom in a pin-striped stockbroker shirt, his mouth full of braces. All around him, tiny students with pencils in hand struggle over puzzles at ...

You are powerless to stop KenKen. Perhaps the new Japanese arithmo-logical challenge, which debuted in the New York Times on Feb. 8, will burrow into your brain on account of a significant other, who ...

[Announcer] Four, three, two, one, KenKen. in newspapers of the world. I learned about KenKen through Games Magazine. In a graduate school class at Brooklyn College. Randomly, in maybe a airplane ...