Merlot - A resource identifying online tools for teaching in most academic disciplines.

Virtual Learning Worlds http://www.virtuallearningworlds.com/
post on misconception of games in learning http://www.virtuallearningworlds.com/?p=176

Global Games http://www.globalgang.org/funandgames/games/Default.aspx
Part of a website for children to teach social responsibility.

Nings
Games and Learning

Digiplay http://digiplay.info/ - a Wiki emphasizing research in digital games.
Gamesparentsteachers.com http://www.gamesparentsteachers.com

Videos

Games in Education http://video.google.com/videoplay?docid=6117726917684965691&hl=en
History of Video Games http://video.google.com/videoplay?docid=3637639460474263178&q=&hl=en

Blogs
Serious Games
JoyStiq http://www.joystiq.com
CGInspiration http://cginspirationud.wordpress.com/