Web Directory

» Brainwave
   Determine the shape that doesn't fit in this series of ten visual logic puzzles. Solve all ten and get a top 5% brain award.
   http://www.wognum.se/brainwave/

» Caught At Work Productions
   Offers a new brain teaser each Thursday, plus archive of past puzzles.
   http://www.caughtatwork.net/

» Celtic Solitaire
   Online puzzle game in which the player must form lines of five or more color marbles to score points and enter the top 20 players list.
   http://www.i-taneva.com/workshop/solitaire.html

» Chockablock
   Java game in which the player tries to score points by filling up 3 by 3 squares on a grid using tetris style pieces. Try to make the high scores list.
   http://www.loquax.com/chockablock/

» Clicker
   Remove all of the black squares by toggling colors with each click.
   http://www.apejet.org/sites/games/clicker.html

» CombinationLock.com
   Select a numerical sequence based on clues. Has a hall of fame.
   http://www.combinationlock.com/

» Contamination
   Take over the entire board by contaminating enemy pieces in this online Java game that combines strategy and puzzle elements. Play against the computer or up to two other players.
   http://student.dei.uc.pt/~pamaro/puzzle.html

» Contests2win
   Find contests and quizzes to play as well as create yourself.
   http://www.c2w.com/

» Diamond 16 Puzzle
   Rearrange rows, columns, and quadrants in a 4x4 array of 2-color squares to solve the puzzle and to make a variety of symmetric designs.
   http://finitegeometry.org/sc/16/puzzle/

» Dot 2 Dot 4 Fun
   Online version of the classic Connect the Dots game. Offers a choice of pictures in categories that include people, buildings, and animals. Requires Shockwave plug-in.
   http://www.dot2dot4fun.co.uk/

» Dots and Boxes
   Java applet playing at one of three levels of difficulty, with variable board size.
   http://www.well.com/user/argv/java/dots.html

» Hexcite
   An online version of a board game where you try to place all your pieces a hexagonal board. Play against the computer.
   http://www.hexcite.com

» HopSkip
   Move the red square along the game board to step on all the green squares and make them disappear. Create a new board or play on a board created by other players.
   http://awe113.tripod.com/

» JC Lava
   Online game of logic in which players place pieces in rows and attempt to surround four of the opponent's pieces to win. Play is available for two players or one player against the computer.
   http://jarci.w.interia.pl/

» Lightsout Cube
   An online version of Tiger Toy's Lightsout Cube and links to other Lightsout puzzle sites.
   http://www.gersolutions.com/lightsout

» Masterword
   Try to guess the 4 letter word the computer is thinking of in no more than 10 tries.
   http://www.masterword.co.uk

» Misronet.com Puzzles
   Offers free interactive logic puzzles including solutions and tips on how to solve brain teasers.
   http://www.misronet.com/puzzles01.htm

» NIM
   Two player game in which players remove matchsticks in an attempt to force the other player to remove the last one. Played online against the computer or downloadable.
   http://www.neil-mackenzie.com/nim/

» Philosophy Games
   A series of philosophical puzzles to challenge the mind.
   http://www.philosophersnet.com/games/

» Quadrix
   Click on squares to change the color of neighboring squares and bring the entire grid to one color in this JavaScript logic puzzle.
   http://jumk.de/quadrix/quadrix_e.shtml

» RiddleScape
   A ranking and competition system based on a select number of puzzles.
   http://www.riddlescape.com/

» Rockz
   Escape the caves with as many diamonds as possible, while avoiding falling rocks and flying creatures in this free Java game.
   http://rockz.co.uk/

» Rolling Cubes
   Roll eight half black and half white cubes around a 3 by 3 grid until you have reversed the colors.
   http://www.righto.com/java/rollingcubes.html

» SameGame
   Goal is to remove all color tiles from the field, by removing connected groups of the same color tiles.
   http://www.yook.de/samegame/

» SegPlay
   Play to beat the clock in this online version of a paint-by-number puzzle in Java. Features a selection of categories and images.
   http://www.segmation.com/SegPlayChoose.asp

» Set Game
   Online versions of Set and Quiddler mathematical and word card games. Features a daily puzzle and contest.
   http://www.setgame.com/

» Sokoban
   Tidy up all the crates of mail.
   http://www.pimpernel.com/sokoban/

» The Lateral Puzzles Forum
   Set or solve lateral thinking puzzles. Includes a selection of current and already solved puzzles.
   http://www.lateralpuzzles.com/

» The Problem Site
   Solve math problems, brainteasers, word games and riddles. Featuring a selection of free puzzles to help develop problem solving and lateral thinking skills.
   http://www.theproblemsite.com/

» The Stone
   Information about the internet's mystery game, The Stone.
   http://www.netfysh.com/thestone/

» Tile Puzzler
   Offering online Pentomino puzzles, Tetris style puzzles, and overlapping tile puzzles. Solve existing puzzles or create a new puzzle.
   http://www.tile-puzzler.com/

» Tilt Puzzles
   Labyrinth maze game, tilt the board to place the squares on their targets.
   http://www.clickmazes.com/newtilt/ixtilt.htm