Puzzle Archive

The files below contain puzzles and brain teasers archived from the newsgroup rec.puzzles and categorized by subject. Both the puzzles and their solutions are given.

• analysis
• arithmetic
• combinatorics
• competition
• cryptology
• decision
• geometry
• group
• induction
• language
• logic
• physics
• pickover
• probability
• real-life
• references
• series
• trivia

To learn more about rec.puzzles take a look at the FAQ.

Last updated and validated Fri 03 Nov 95