This is the only PC game to deliver a new patent pending algorithm for Sudoku called Latin Squares.  This new twist opens up a whole new world of Sudoku.  Play puzzles as small as 3 by 3 (great for learning or quick games) to as large as 9 by 9.  Enjoy the simplest to use interface ever designed for this game, as well as stunning graphics, features such as mark and automark, undo, color and black and white printing and game saves.