Chapter 1: Puzzles and Mathematics; Problems, Puzzles, and Games; The Ahmes Papyrus; Puzzles in Mathematics; Recreational Mathematics; A Cognitive Flow Model; Chapter 2: An Archetype Theory of Puzzles; Alcuinś River-Crossing Puzzles; Ibn Khallikanś Chess Puzzle; The Tower of Hanoi Puzzle; The Josephus Problem; The Aha, Gotcha, and Eureka Effects; Magic Squares; Mazes; Archetype Theory; Chapter 3: Puzzles and Discovery; Fibonacciś Rabbit Puzzle; Eulerś Königsberg Bridges Puzzle; The Birthday Problem; Paradoxes; Discovery

Chapter 4: Puzzles and Spatial ReasoningTangrams; The Rubikś Cube; Flatland; Loydś Optical Illusion Puzzles; The Four-Color Problem; The Assembly Archetype; Spatial Reasoning; Chapter 5: The Mathematical Mind; The Traveling Salesman Problem; The Monty Hall Problem; Logic Puzzles; Mathematical Thinking; Ahmes ́Legacy; References; Index