Sudoku is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 sub-grids that compose the grid contains all of the digits from 1 to 9.GBR Sudoku implements this addictive game with the following features:- Time based puzzles with 3 difficulty settings (Easy, Medium or Hard).- Facebook sharing of your score to showoff the time you solved the puzzle in.- Ability to save your game and resume later on.- Hints to assist you if you get stuck.- Saving the best 5 scores you achieve.- Support for English and Arabic languages.