Sudoku is arguably one of the best ways to spend a cold, rainy night at home by yourself. Solving a nine-by-nine sudoku square is a deeply satisfying — and often challenging — experience, and it’s for ...

Pens, pencils and a facility with numbers. Also helpful: earplugs, plushies, a water bottle, calming herbal oil and the occasional “wild bifurcation” (a.k.a. a wild guess). Competitors at the World ...

Chances are, you’re fully aware that the number-placement logic game Sudoku is massively popular. But if you’ve been in a cave the past few years and need evidence, look no further than the 18 (and ...

Get started solving the classic number puzzle with tips from some of the best solvers in the world. By Isaac Aronow Everybody can solve a hard Sudoku. Maybe not right now, maybe not without some ...

You're currently following this author! Want to unfollow? Unsubscribe via the link in your email. Follow Andy Kiersz Every time Andy publishes a story, you’ll get ...