Check out the full recap of the World Sudoku and Puzzle Championship 2026, including its winners, runners-up, and more.

Together with the AI Claude, I created and released a site called "Sudoku Checker" where you can simply input a Sudoku puzzle ...

Sudoku Nights MoonDoku: Sudoku Nights is a Sudoku game set in an observatory at night. Every day all players get the same ...

Free, offline operation, 9x9 and 16x16 grid support, 9x9 high-difficulty mode, save-load support Introduction　In my previous ...

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 ...

Challenge yourself with our free online Sudoku puzzles at Times of India. Play easy, medium, and hard levels to sharpen your mind. Check your progress and get hints if needed! Dive into our collection ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. There is nothing obviously hasty about sudoku, that newspaper staple of the quiet coffee-break, but its name ...