Results:

• Logicville - 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.
  

• Puzzle Choice - Crosswords, wordsearches, cryptograms, quizzes, wordplay and other interactive and printable puzzles and games.
  

• MyCharades.com - Includes charades, riddles, and enigmas.
  

• The Substitute Teacher: Puzzles and other Diversions - Printable puzzles and other diversions to help substitute teachers involve their temporary students in mind stretching activities.
  

• Puzzle Contest Center - Riddles, brainteasers, cryptograms, anagrams, and logic puzzles. Compete in eight new contests monthly.
  

• The Grey Labyrinth - A beautifully illustrated collection of puzzles, riddles, and paradoxes. Features a changing "unsolved puzzle" plus three years worth of previous puzzles.
  

• Confusion - Its a challenge to reach the end of this puzzle maze.
  

• Puzzability - Some real mind benders here.
  

• BrainVista - Collection of solved and unsolved brain teasers.
  

• A Game A Day - A puzzle site featuring a new puzzle format each weekday for each month. Puzzles are fun, educational, entertaining and are also printable.
  

• National Puzzlers' League - Crosswords & other word puzzles and games, samples; monthly puzzle magazine; 800,000 word searchable list.
  

• The Stone - an online mystery game. Hours of clever puzzles and riddles. Puzzles challenge the mind of serious and amateur players worldwide.
  

• Braingle - Brain Teasers & Riddles - Contains a huge collection of user submitted and rated brain teasers and riddles. It also has a lively message board and some unique multiplayer games.
  

• iRIDDLER - Challenge your mind with free online riddles/puzzles, logic games, brain teasers and view optical illusions.
  

• Sesquip Word Games - Challenging word games published in newspapers.
  

• Eluzions - Featuring all sorts of games, optical illusions, puzzles, trivia, mazes, and magic tricks. Suitable for all ages.
  

• Professor Tangent - Have fun with games, puzzles, brainteasers and humor as you learn about logic and analysis.
  

• A Puzzlemakers Site - Puzzles of all descriptions.
  

• Rec.puzzles Archive - An archive of many popular puzzles from the rec.puzzles newsgroup.
  

• Curiouser.co.uk - Paradoxes, puzzles, games, optical illusions, poetry, curious facts, and quotations.
  

• Archimedes' Laboratory - Recreational mathematics including puzzles to make and solve, tessellations, geometric puzzles, optical illusions, and curiosities.
  

• Eye-Pleasing, Mind-Teasing 3-D Conundrums - Scans from a book of puzzles, includes English translations.
  

• Game-Master's Page - Riddles, games, cryprograms, math puzzles, and forums.