Solving techniques explained in detail, what's new on the site, and tips to help you improve — whether you're just starting out on Kids Sudoku 4×4 or already deep into the Evil puzzles.
The Sudoku-Land blog
Install Sudoku-Land: the complete guide
How to install the site as an app on mobile and on PC, and what works (or doesn't) once you're offline.
Read the article →How to Solve a Sudoku: The Complete Method
Every technique on the site, level by level, with a summary table and the order to search them in on a real puzzle.
Read the article →New: animated step-by-step help on Kids, Junior and Junior+ Sudoku
The hint button becomes 🆘 Help: instead of revealing a digit straight away, it now animates the grid to show the reasoning, one step at a time.
Read the article →The X-Wing in sudoku, explained simply
A step-by-step explanation of this Expert-level technique, with a clear worked example, so you can spot it faster in your own puzzles.
Read the article →Sudoku-Land turns 20: from Flash to today
From a domain name registered in 2005 and a game built in Macromedia Flash, through the death of Flash Player in browsers, to the complete rewrite of the site in 2026.
Read the article →