SCVNGR’s Secret Game Mechanics Playdeck
[http://techcrunch.com/2010/08/25/scvngr-game-mechanics/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed:+Techcrunch+(TechCrunch)] - - public:weinreich
principles for building a social game
Presentation by Amy Jo Kim at Game Developers Conference 2010
(old post)
report from MacArthur Foundation and Pew Internet Center
Great resource on how games are being used for learning + change