This is a best practices example of Wikispaces for an English course or a reading club. This looks like the 21st Century skills and project based learning we have been toying around with
In the '09 cohort someone came across this open source resources page. It's a listing of free webtools (like Joyce Valenza's) that you may find useful for your classroom. They're organized by use/purpose and they're all free to use unlimited in your courses.