Free Sudoku puzzles © 2007-2024 ACJ • email • Nederlands This is your Sudoku (level: difficult). Symbols to use: 123456789 8 2 9 4 2 7 3 7 3 6 1 9 2 6 3 5 6 9 7 8 2 1 2 5 7 Have fun with your Sudoku. Feel free to visit this site again for as many Sudoku's as you like.