Here are some new additions to The Best Sites For Cooperative Learning Ideas:

Yong Zhao Makes the Case for Creativity is by Suzie Boss.

Classroom Guide: Top Ten Tips for Assessing Project-Based Learning
is from Edutopia.

This is the slide deck that Suzie Boss and Mike Gwaltney used in the ISTE presentation on PBL, but you should go to Mike’s post where he shares additional resources, too.