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
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 →