Book:Martin Gardner/The Second Scientific American Book of Mathematical Puzzles and Diversions

Contents

 * Introduction


 * 1. The Five Platonic Solids


 * 2. Tetraflexagons


 * 3. Henry Ernest Dudeney: England's Greatest Puzzlist


 * 4. Digital Roots


 * 5. Nine Problems


 * 6. The Soma Cube


 * 7. Recreational Topology


 * 8. Phi: The Golden Ratio


 * 9. The Monkey and the Coconuts


 * 10. Mazes


 * 11. Recreational Logic


 * 12. Magic Squares


 * 13. James High Riley Shows, Inc.


 * 14. Nine More Problems


 * 15. Eleusis: The Induction Game


 * 16. Origami


 * 17. Squaring the Square


 * 18. Mechanical Puzzles


 * 19. Probability and Ambiguity


 * References for Further Reading