Fun stuff from eLearning

I have been back from eLearning for a few weeks now, but just started unpacking my brain! Here are some free tools for online learning:
www.toondoo.com
www.pbwiki.com
http://www.wetpaint.com/
http://www.screencast-o-matic.com/
http://www.netvibes.com/#General

See http://barrydahl.com/ple/ for more!