3D Puzzles
Aard 3D Puzzles, Bubble Trouble, Livecube, Rubik's Cube Java Applet, Rubik's Puzzles, The K-Ball, Twisty Puzzles, VirtualCube 3x3x3
Collections
All-Star Puzzles, Backgrounds by Marie, Bits and Pieces Puzzle Arcade, Brian's Puzzle Page, CelebrityGame.com, CheesyGames, CRpuzzles.com, Crystal Squid Games, EncycloZine, Exidor's Logic Puzzle Place
Crosswords
Acrostic, Cryptic, 24 Hour Museum, Anagram Crosswords, BestCrosswords.com, Canadian Criss Cross, Crosswords, Crosswords and Word Puzzles, GMN Premium, iGameFan.com, Motor-Cross Automotive Crossword Puzzles, Thinks.com
Jigsaw Puzzles
A White Horse, Aaron Vinson's Books & Collectibles Store, Active Jigsaw Puzzles, Allegro's Animal Jigsaw Puzzles, Anagramania, Article 19 Group, Inc., Cards For Fun, CastleMountains, CleverMedia, Crea-Soft Online JigSaw Puzzles
Memory
David Lawrence Memory Game, Java Seeking, KISS Concentration Game, Memory Game, Re-member, Simon Advanced
Sliding Tile Puzzles
9 Piece Puzzle, Absolute Lines, Books Online Cheap Puzzles, Boxcar Blockade, Cube Slide, Dance Puzzle, kibuR's Fifteen, Mosaic Faces, Nick Baxter's Sliding Block Puzzles, OmniSlide
Tetris
Fibris, Hextris, Java Tetris, Javascript Tetris, JS Tetris, JTed, Multris, Netris, Online Tetris, Setup Group Tetris
ADDiction
Solve each Java-based puzzle by swapping pairs of adjacent numbered tiles whose sum is a multiple of 3 or 5. Available for play online, or download.
AntWorld
Play an ant that must collect apples, push stone blocks, catch butterflys, avoid deadly spiders, and exit each puzzle in this Java-based logic game. Offers multiple levels of play at three difficulty levels.
Blueee's Number Puzzle
Online game that displays a random choice of one of 15,000 different math puzzles. Six nested equations are shown with icons instead of digits. Find the digits to solve the puzzle.
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.
Caught At Work Productions
Offers a new brain teaser each Thursday, plus archive of past puzzles.
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.
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.
Colors
Try to line up five matching colored chips for removal, while the computer adds extra chips to the board randomly after every move. Use strategic skills to play for high score in this online Java puzzle.
CombinationLock.com
Select a numerical sequence based on clues. Has a hall of fame.
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.
Cross Rings
Arrange the chain links in alphabetical order to solve this Java puzzle.
Cryptarithms
Features online brain teaser puzzles in which the digits of a sum are replaced with letters or other symbols. Find the correct numerical digits for each letter to solve the puzzle.
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.
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.
Dots and Boxes
Java applet playing at one of three levels of difficulty, with variable board size.
Facie!
A game about feelings and intuition, the object is to make Facie smile with the least moves possible. Playable on the Web or mobile phone, and includes the ability to create a game for others to play.
Fragmind
Try to place a set of colored fragments on a grid so that each column of the grid contains only one color in this online Shockwave puzzle game. May choose number of columns and colors to be played.
Hexcite
An online version of a board game where you try to place all your pieces a hexagonal board. Play against the computer.
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.
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.
Jotto
Puzzle game in which the computer chooses a secret English word with five different letters. The object of the game is to use logic to try and guess that word through a process of elimination.
Lateral Thinking Puzzles
List of twenty classic puzzles and solutions.
Lightsout Cube
An online version of Tiger Toy's Lightsout Cube and links to other Lightsout puzzle sites.
Lucas' Problem
Solve the ancient puzzle where you have 4 black and 4 white counters in a line and a space in between them and you need to swap their positions.
Masterword
Try to guess the 4 letter word the computer is thinking of in no more than 10 tries.
Misronet.com Puzzles
Offers free interactive logic puzzles including solutions and tips on how to solve brain teasers.
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.
Philosophy Games
A series of philosophical puzzles to challenge the mind.
PING
Manuever balls into green chutes to score points in this online puzzle game that is a test of physics and strategy skills. Complete levels by rebounding a ball into eight chutes before time runs out.
Quadrix
Click on squares to change the color of neighboring squares and bring the entire grid to one color in this JavaScript logic puzzle.
Queue
Click buttons to push shapes onto a checkerboard grid in this Flash-based puzzle game. Objective is to cover tiles with a piece of the matching shape. Offers 50 levels of increasing difficulty, and a high score list.
Rockz
Escape the caves with as many diamonds as possible, while avoiding falling rocks and flying creatures in this free Java game.
Rolling Cubes
Roll eight half black and half white cubes around a 3 by 3 grid until you have reversed the colors.
SameGame
Goal is to remove all color tiles from the field, by removing connected groups of the same color tiles.
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.
Set Game
Online versions of Set and Quiddler mathematical and word card games. Features a daily puzzle and contest.
The Lateral Puzzles Forum
Set or solve lateral thinking puzzles. Includes a selection of current and already solved puzzles.
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.
The Shrapnel Code-Breaker Challenge
Series of five puzzles of increasing difficulty which are designed to test code breaking skills.
Tilt Puzzles
Labyrinth maze game, tilt the board to place the squares on their targets.