Here are some off-site recommendations.
Websites
Salty writes - A new blogging website with various interesting articles by Salty Diamond. (Just launched)
JS Puzzles - Online Jigsaw puzzles - play free daily jigsaw puzzle and thousands of custom puzzles uploaded from all over the world.
Live Sudoku - Free Sudoku for everyone. Play single and multiplayer web Sudoku for best eye comfort and features to enjoy Sudoku 24/7!