Solve eXtended Sudoku puzzles.
The rules of Sudoku are simple. Enter digits from 1 to 9 into the blank spaces. Every row must contain one of each digit. So must every column, as must every 3x3 square.
Each Sudoku has a unique solution that can be reached logically without guessing.
- 10 different tables with 4 levels of difficulty
- Create your own Xudoku
- Print out your games and play them with a pen and paper
- Play with different symbols
- Sudoku solver included