These 100 new puzzles—from easy to fiendishly difficult—come with a warning: They are seriously addictive.
These are the original and Official Su Doku puzzles by Wayne Gould— New York Post \'s Su Doku Puzzle master and one of Time magazine\'s Most Influential People..
Beware of pale imitations.
You don\'t need to be a mathematical genius to solve these puzzles; it is simply a question of logic and a little patience.
These 100 new puzzles—from easy to fiendishly difficult—come with a warning: They are seriously addictive