Sudoku is a fascinating number puzzle that has gained quite a lot of popularity all over the world. Today in a new exciting online game Sudoku Challenges we want to bring to your attention a new version of Sudoku. A playing field of a certain size will be visible on the screen in front of you. Inside it will be divided into cells. Partially some of them will be filled with numbers. Your task is to fill in the remaining cells with other numbers according to certain rules. You will be introduced to them at the very beginning of the game. As soon as you complete the task, you will be given points in the Sudoku Challenges game and you will move on to solving the next Sudoku.