Sudoku Formula 2
Arnold Snyder, a gaming hall-of-famer, best-selling author, and master gamesmith, is a Sudoku expert, inventor, and designer of puzzles for all levels of player. He has been writing about gaming for over three decades and is the best-selling author of more than ten books. Snyder is revered by millions of players who have enjoyed greater results and fulfillment from his easy-to-follow advice.