Puzzle Index

  1. 1.2.3
  2. 15 Puzzle
  3. 2, 3, 10, 12, 13, 20, ...
  4. 24 Puzzles
  5. The Amoeba Problem
  6. Angel Problem
  7. Temperature Antipodes
  8. Average Salary
  9. Beer Rings
  10. Boy, Girl, Dog
  11. Broken Calculator
  12. Buffon's Needle Problem
  13. The Bug/Rubber Band Problem
  14. Camel
  15. Infinite Checkerboard
  16. Chess Mystery Mate
  17. Cigarettes
  18. Answering Machine Hacking
  19. The Computer Problem
  20. Condoms
  21. Cyber Honker Robot Swan
  22. Date Dice
  23. Dicycle
  24. Domino Dilemma
  25. Firing Squad
  26. Forcefield Detainment
  27. The Puzzle of the Fox and the Duck
  28. Fuses
  29. Happy and Sad Numbers
  30. Inscribed Circle
  31. The Least Unique Game
  32. Lion/Lion Tamer
  33. Lucky Numbers
  34. Mark Square
  35. Maximum Product
  36. McNuggles
  37. Monty and Waldo
  38. Mr. S. and Mr. P.
  39. Phone Booth
  40. Points on a Sphere
  41. The Poker Problem
  42. Polar Bear
  43. The Prisoner's Problem
  44. The Prisoners' Switch Problems
  45. The Prisoners' Hats Probem
  46. Pyramid
  47. 4 Queens
  48. Red
  49. Scrabble Alphabet
  50. Slash and Dash Sequence
  51. The Snow Plow Problem
  52. Special Numbers
  53. Spot, the Marching Soldiers Dog
  54. Square Cut 1
  55. Square Thirds
  56. Stool
  57. Street Parking
  58. Submarine
  59. The Termite Problem
  60. The Triangle Problem
  61. Two Fours
  62. Typewriter Gibberish
  63. The Ylvisaker 2-Hang