Sudoku - Classic Brain Game

Sudoku is an extremely popular math game. Millions of people purchase a sudoku puzzle book everyday in the store and enjoy the puzzles from the comfort of their homes. It can end up costing a lot of money to enjoy these puzzles if you really like them. Thats why we created Sudoku - Classic Brain Game, so that you could enjoy thousands of puzzles in any difficulty you feel comfortable with 100% for free! Now you can enjoy the game you love from home or anywhere you wish! Features: - Thousands of brain-training sudoku puzzles - 4 Difficulties: Easy, Medium, Hard & Expert - Undo moves - Erase mis...