Brain Teasers

Web Sudoku - Play Offline and Full Screen with Web Sudoku Deluxe.

Wordsearch - Printable Word Search puzzles covering a variety of topics. Includes a selection of puzzles for kids.

Merriam-Webster - Daily Crossword, Word Game, Learner's Word of the Day.

Shockwave Online games for everybody, from daily jijsaw to action and arcade.

Lumosity - Improve memory and attention with scientific brain games.