Sudoku Collection - A collection of graded Sudoku puzzles plus Big Sudoku, Giant Sudoku, Daily printable Sudoku and Online Sudoku puzzles.
Wicked Good Games
Fetchfido Free Online Games
Play free online games at Games Ahead
1001 Online Games Your games directory - Free online jigsaw puzzles, games, and more. - Online Flash games and puzzles for free!
Puzzle Games - A collection of free online puzzle games
PuzzleGames4Free - A large range of computer puzzle and strategy games that can be downloaded and played for free.
Puzzle Master - Puzzle Master has a large and unique collection of brain teasers & puzzles for sale. In addition they also carry chess, mechanical banks, puzzle books, magic trick books, boomerangs, etc.
Passion for Puzzles Blog - A fantastic site for all kinds of puzzles. You can find solutions for brain teasers. There is also a great section for online games and another section for daily online activities like crosswords, sudoku, word search etc.