Based on the popular Japanese puzzle game Sudoku is based on the logical placement of numbers. An online game of logic, Sudoku doesn''t require any calculation nor special math skills; all that is needed are brains and concentration.
- Simple to use Sudoku interface
- Multiple difficulty levels
- Simple input and pencil mark for easy playing
- Undo and Redo
- Auto-save feature
- Squiggly Sudoku (a.k.a. Jigsaw Sudoku)