Master gamesmith, Arnold Snyder, presents a step-by-step approach to attacking Sudoku with simple tips and tricks to help you solve killer puzzles! Snyder takes you by the hand and, using move-by-move solution examples, shows you the tricks, secrets and key patterns essential to success in solving puzzles. This is the first in-depth look that shows you how to solve Sudoku secrets and unlock the killer puzzles and get results! Snyder shows you never-before-published solutions, including the wings, swordfish,slipknots, and cycles, that unlock the most difficult expert-level puzzles quickly and easily, without needing a Ph.D. in logic. Sudoku Formula 3 includes 200 new puzzles to entertain and challenge yourself with, plus test out your newfound knowledge.