Sudoku Helper Mastermind Puzzles by The Puzzle Society, David Cheek
IF you don't know where to start; IF you get lost in the middle of Sudoku puzzles, especially the difficult ones; IF you want to solve hard puzzles faster; THEN Sudoku Helper is the perfect tool!
The Sudoku Helper grid is specially designed to help eliminate possible answers, allowing you to work backwards to solve difficult puzzles. Sudoku Helper also keeps you organized. No more forgetting what you knew on the other side of the puzzle. It's quick, it's easy, and it really works! The book includes 160 perforated sheets, enough to get any level player over the hump and solving Sudoku like a genius.
Sudoku Helper Mastermind Puzzles contains 200 difficult Sudoku puzzles from The Puzzle Society, placed inside of the Sudoku Helper grid. Any Sudoku puzzler will immediately recognize the pure simple genius of the Helper or the most difficult of Sudoku puzzles.
The Puzzle Society is the Web's premier source for challenging, professionally constructed puzzles and games. Updated daily and boasting a gaming archive of more than 8,000 puzzles, The Puzzle Society offers more than 70 nationally syndicated puzzles, including the Washington Post Crossword, Los Angeles Times Crossword, Universal Crossword, Universal Jigsaw, and Daily Jumble.