Inside the logic of Sudoku

Do you play Sudoku? Not yet? But millions of people spend their free (and not so free) time playing Sudoku online. Still, why do they choose this Japanese game in particular?

One of the reasons for the long-time popularity of Sudoku is that the game offers interesting challenges for both beginners and expert players. Its users always stove to become better at playing Sudoku and therefore master their techniques.

When you know all the benefits of playing Sudoku daily it's only natural to search for a comfortable way of enjoying the game. With modern technologies and the Internet, this puzzle is no longer just a newspaper game, like those you could find in the Washington Post or USA Today