Chapters in this book

1. Frontmatter i
2. Contents v
3. Foreword vii
4. Preface and Acknowledgments xv
5. PART I. Puzzles and Brainteasers
6. 1. Probability in Your Head 3
7. 2. Solving Puzzles Backward 11
8. 3. Spiral Galaxies Font 24
9. 4. Kings, Sages, Hats, and Codes 31
10. 5. How to Predict the Flip of a Coin 42
11. 6. Coins and Logic 55
12. PART II. Games
13. 7. Bingo Paradoxes 77
14. 8. Wiggly Games and Burnside’s Lemma 91
15. 9. Losing at Checkers Is Hard 103
16. 10. Chutes and Ladders without Chutes or Ladders 119
17. 11. Bugs, Braids, and Batching 139
18. PART III. Algebra and Number Theory
19. 12. The Magic of Charles Sanders Peirce 161
20. 13. Can You Win Khalou in Five Moves? 204
21. 14. On Partitions into Squares of Distinct Integers Whose Reciprocals Sum to 1 213
22. 15. Puzzles, Parity Maps, and Plenty of Solutions 222
23. PART IV. Geometry and Topology
24. 16. Should We Call Them Flexa-Bands? 249
25. 17. The Shortest Connection Problem on Triangular Grids 262
26. 18. Entropy of Lego Jumper Plates 287
27. About the Editors 313
28. About the Contributors 315
29. Index 323