A must for the sudoku gamer who has everything! In a fun departure from the run of the mill competition, this book gives sudoku aficionados a chance to test their sudoku I.Q. Readers go through seven levels of increasingly difficult puzzles, easy, experienced, hard, brutal, murderous, genius, and sadistic scoring points along the way, based on completion and time components, to find their true sudoku I.Q. You think you're brilliant at sudoku? Mensa? Genius? Sudoku fanatics and egomaniacs finally find out in this fascinating challenge of 200 hand-crafted puzzles.