Google for Educators

Is anyone using this?

http://www.google.com/educators/index.html

Please add comments or known use cases.

. . .

Presents itself as a mesh of Google offerings:
Sites — http://docs.google.com/support/bin/answer.py?hl=en&answer=155427
Apps — http://www.google.com/a/help/intl/en/edu/index.html

Some higher education customer testimonials:
http://www.google.com/a/help/intl/en/edu/customers.html