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.
index
- newer than this archive mirror
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
.