Part I: Preparing Your Puzzle Strategies.

Chapter 1: Puzzling for Your Health.

.Chapter 2: Playing with Letters and Words: Logic and Word Puzzles, Riddles, and Crosswords.

Chapter 3: Fun with Numbers: Taking On Sudoku.

Part II: Getting a Complete Puzzle Workout.

Chapter 4: Puzzles.

Part III: The Payoff: Checking Your Answers.

Chapter 5: Answers.

Part IV: The Part of Tens.

Chapter 6: Ten Other Types of Puzzles and Games to Keep Your Mind Fit.

Chapter 7: Ten Ways to Be a Better Puzzler.