Machine generated contents note: 1. The paradox of the unexpected hanging; 2. Knots and Borromean rings; 3. The transcendental number e; 4. Geometric dissections; 5. Scarne on gambling; 6. The church of the fourth dimension; 7. Eight problems; 8. A matchbox game-learning machine; 9. Spirals; 10. Rotations and reflections; 11. Peg solitaire; 12. Flatlands; 13. Chicago magic convention; 14. Tests of divisibility; 15. Nine problems; 16. The eight queens and other chessboard diversions; 17. A loop of string; 18. Curves of constant width; 19. Rep-tiles: replicating figures in the plane; 20. Thirty-seven catch questions.
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Knots and borromean rings, rep-tiles, and eight queens : Martin Gardner's unexpected hanging by Martin Gardner. ISBN 9780521758710. Published by Cambridge University Press in 2014. Publication and catalogue information, links to buy online and reader comments.
