Cluedo.com
The official Cluedo web site gives you the chance to be the best detective in the world, pitted against thousands of others as you investigate the recent murder of Dr Black at Tudor Mansion. One of the guests there did the deed, and you'll need your skill, talent and brainpower to explore, get the clues and find the culprit.
Cluedo.com also offers information on all the official Cluedo products, including Cluedo, Cluedo DVD, Cluedo Junior, and Cluedo Mysteries.