Puzzle Choice (Popularity: )

Crosswords, wordsearches, cryptograms, quizzes, wordplay and other interactive and printable puzzles and games.

Rainier Beer Bottlecap Puzzles (Popularity: )

The answers to the bottlecap rebus style puzzles found on Rainier Beer and Pearl Beer caps.

The Puzzle Page (Popularity: )

Collection of puzzles, brain teasers, mind benders, logic problems, cryptograms, patterns, and enigmas.

Puzzle Monster (Popularity: )

Original trivia, logic, visual and word puzzles.

Sudoku Solver (Popularity: )

A free utility to solve and email Sudoku puzzles.

The Substitute Teacher: Puzzles and other Diversions (Popularity: )

Printable puzzles and other diversions to help substitute teachers involve their temporary students in mind stretching activities.

Logicville (Popularity: )

Educational puzzles, brain teasers, mathematical recreations and word games. A resource for anagrams, cryptograms, alphametics, word puzzles, logic problems, doublets, tangrams, chess, and math quizzes.

MyCharades.com (Popularity: )

Includes charades, riddles, and enigmas.

Adventure Puzzles (Popularity: )

Serial adventures, continuing story and puzzles building towards a final puzzle and solution.

Holiday Puzzles (Popularity: )

Collection of original puzzles developed over the years to celebrate the winter holidays.

Tim's World of Puzzles (Popularity: )

Information on World Puzzle Championships including links to sample word and logic puzzles.

Variety Games (Popularity: )

Shareware software programs available to create custom crossword and word searches.

Perplexing Problems (Popularity: )

Logic problems submitted by users in categories including mathematics, words, and mysteries.

Puzzle Space (Popularity: )

Information about language and culture independent puzzles and logic games.

Puzzletome (Popularity: )

Contests of varying difficulty and types. Also has tutorials with worked examples and practice games. [Registration required]

VNC: Volker-Noelle.com (Popularity: )

Collection of brain teasers, logic puzzles, paradoxes and mathematical riddles.

The Game (Popularity: )

A puzzle hunt run every year at Stanford.

The Puppeteer's Cosmic Puzzle (Popularity: )

Pictographic puzzle microcosm of old and new playing cards, poems, games and lore. New suits: the zodiac, solar system, evolution, human family, ancient elements, astronomical ...