Web 2.0 is also about the tools. Here is a pdf list of 101 resouces often sited when refering to web 2.0. The section on google tools is also a good place to start. In future updates we will add more detailed descriptions of new cool tools.

101 Web 2.0 Tools pdf-
Listed here are engaing tools that both students and teachers can use in their collabortaion and content creation.
Check out a web version of this pdf embedded here by a web application called scribd.