Browser Based

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.

All kinds of odd shapes of 3D puzzles in addition to the usual cubes.

Includes a large selection IQ tests, puzzles, trivia, games, and contests.

Collection of Java puzzles including word searches, matching games, tic tac toe, mazes and slider puzzles.

Offers archive of puzzles in various sizes, solving software, and a crossword builder.

Jigsaw puzzles to be played online or downloaded. Includes explanation for using own picture. SVG plugin required.

Memory game based on photos of the band Kiss. [Requires Shockwave]

Different sizes of pieces make these puzzles much more difficult than regular sliding puzzles.

Challenging online puzzle game on a checkerboard.

Offers daily web-based puzzles with five difficulty levels. Includes solver, helper, and XML feed.

Offers random, crafted, and non-standard puzzles. Includes hints and import/export tool.

Play sudoku puzzles online for free.

Tetris game featuring daily highscore lists.