Sudoku

Sudoku popular Board game on Android, where you will fill the free cells with digits. In this game you will be a big square divided into several small squares, which are filled with a small number of digits. Your task will be to place in each cell one number so that a tiny square of 3*3 she met once. Solve challenging puzzles and fill in the entire square numbers. The game difficulty will gradually increase with the addition of bigger numbers initially. The 1500 puzzles over 5 difficulty levels.