Fill in the empty cells - one at a time - until each column, row, and region contains each of the shapes, numbers, or pictures exactly once. It‘s not as simple as it sounds!
3 Levels of difficulty: Fun for all ages and skill levels
Save and restart: leave the game at any stage and then restart where you left off.
Undo: Undo the last correct move, or ever right to the beginnign.
Hints and tips: a simple and quick interface to help you along the way.
Buit-in clock: time yourself and try to beat your best time.
Puzzle Solver: get the solutions in seconds.
Printable puzzles: print out as many puzzles as you like - ideal for keeping the kids occupied on long trips.