Sudoku 

Sudoku is a puzzle craze that has become increasingly popular over recent years. Some people have referred to Sudoku as the new Rubix Cube.  The Rubix Cube was a six-sided and six-colored puzzle cube which was popular during the 1980s.  Trying to solve the puzzle was very challenging and many people were unable to find the solution.  The Sudoku game is not new.  […]