The MIT IAP Mystery Hunt Puzzle Page

Other Puzzlehunts

Microsoft Puzzle Hunt (site not yet active)
Microsoft College Puzzle Challenge
Melbourne University Puzzle Hunt
UIUC Puzzlecrunch
The Game (Seattle)
The Game (Bay Area)
Miami Herald Tropic Hunt

Other Lists of Puzzle Sites

Crossword links (Ray Hamel)
Puzzle links (Google directory)

Organizations and Conventions

American Crossword Puzzle Tournament — annual crossword tournament and de facto puzzle convention in Stamford, CT
National Puzzlers' League — puzzle society whose members include many Mystery Hunters as well as professional puzzle constructors, holds an annual convention in July

Solving/Constructing Aids

The Internet Anagram Server — anagram solver/generator
Purdue dictionaries and wordlists — lots of lists in lots of languages (via ftp)
National Puzzlers' League members area — search or download word lists (paid membership required)

Puzzles Online

Atlantic Monthly — monthly cryptic crossword
mathpuzzle.com — Math, logic and other puzzles, updated weekly
New York Times — daily crossword (subscription required)
Puzzability — company providing puzzles on their web site, and custom-order puzzles
Syndicate — Vocabulary Word Puzzles (and a biweekly crossword)
Scott Weiss' Games — Old Riddler puzzles and more
Conceptis puzzle — PBNs and similar puzzles (free weekly puzzles with registration)
Games Magazine's site — Crosswords, PbNs, and some other content from the print magazine.

Interactive Games

Huge list of interactive games — Interactively solve crosswords online
Philly News Crossword — Interactively solve crosswords online
net-SCRABBLE — Interactively play scrabble online

Access to rec.puzzles

Current — Usenet - rec.puzzles
Graphical Archive — web-savvy archive, with solutions via links
Textual Archive — plain-text archive, with solutions in-text

Some Image Puzzles

3D riddle — A puzzle made from single-image stereograms
Web Puzzler — A collection of image tile puzzles (switch pieces in pairs)
BU 9-puzzle — A single 3x3 image tile puzzle (slide single piece into blank)
Arlet number-puzzle — A single 4x4 number tile puzzle (and brief "how-to")
Image puzzle — An altered image — can you figure out what it was?

On-line Puzzle Hunts (of sorts)
Some of these sites offer prizes!

Double Exposure — Weekly clues given to solve several riddles
The Riddler — Online games with prizes
Uproar — Online games with prizes

And others...

WormWorld — math/logic puzzle (Cliff Pickover)

Note: this directory is currently being edited. Send suggestions to us.

Contact: MIT IAP Mystery Hunt — puzzle at mit dot edu