The rules are simple: Each puzzle contains some green boxes with some number in it. When you touch a box the touched box will get disappear and the number in that box will get added to the number in the adjacent boxes. The ultimate aim of the game is to make all the numbers in the boxes to zero. For detailed description, click on the how to play icon in the menu page of the game.
*3 difficulty levels
*Statistics about your performance at each level
If you really like solving sudoku, math puzzles you should definitely try this game.
Enjoy the game