Sudoku interactive 6

Puzzles just like on paper – the first interactive Sudoku eBook series!
• Intuitive filling out • Great additional features • Saves all preliminary results • One download, no further downloads required
Levels of difficulty in this eBook: Level 4 to 6 (intermediate, intermediate to difficult, almost difficult) out of a total of twelve levels
All puzzles have only one correct solution – guaranteed. Top-notch quality by world famous puzzle author Stefan Heine!