On this page, you'll find some references to useful files and documents hosted here.
A great article posted about Protospiel at League of Game Makers
A list of Games Tested & Published from past Protospiels!
Jeff King's Protospiel Best Practices
Protospiel 101 - Tips on attending Protospiel by Scot Eaton
An Evaluation Form - Useful for soliciting and recording tester feedback (PDF DOC)