Classic Sudoku Numbers Puzzle is an ingenious logic puzzle. When you get bored while studying, you will have an inevitable solution to play sudoku when you need a relaxing activity when you want to stress. How to Play Sudoku, What are the Rules? Generally played in an area of 9x9 squares. This 9x9 area consists of 3x3 small areas. When you take the puzzle, all the squares are not empty and some squares are filled. Free and English Sudoku's logic is to fill the remaining blank squares with numb