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