Russ Abbott

Breakthrough Sudoku introduces groundbreaking, easy-to-learn-and-understand processes for playing Sudoku puzzles—regardless of difficulty, and in substantially less time—that will enable players to break through any barriers they are experiencing to complete puzzles and advance into the higher levels of Sudoku. Fasten your Sudoku seatbelts! If you are one of the lucky ones who have discovered Sudoku, you will understand why it...