24/7 Sudoku's Expert Sudoku is going to requre much more advanced technique to solve than in previous puzzles on the site. This advanced logic is only for the most seasoned sudoku players who enjoy long, extremely advanced games which employ a lot of outside the box sudoku thinking. Expert Sudoku puzzle games are still played and won the same way as all other Sudoku boards. Place a digit one through nine into the 3x3 box, column, and row only once. Complete all the numbers to win sudoku.
Expert Sudoku absolutely requires notes, so be sure to know that the pencil button in the right corner both enables and disables notes when needed. Advanced techniques of solving are also necessary when playing this extreme sudoku puzzle. One technique is called X-Wing. This sudoku technique is used when a number can only be entered into a row in the exact two places as one other row. Thus, that such number can only be placed into the upper right slot/bottom left spot, or the upper left slot/bottom right slot. With that discovered, that particular number can be removed from any other place in those columns on the sudoku board! Although this is only one technique to help you along your Expert Sudoku game journey, it will surely come in handy in leading you to victory! Enjoy finding other techniques to win at the ultimate puzzle game 24/7 Sudoku has to offer!