animation for education

there is an email exchange today on the Educause hybrid/online listserv regarding the use of easy video animation software for educational purposes:
The choices so far are:
Camtasia (good, but pricy)
All of the choices require license. I have added to the bottom of that blog entry a link to the IMS blog information (keyword to search the blog is “animation”), including Powtoon:

Powtoon still allows you limited, but free version of their application.

If you are interested in creating arresting instructional videos, please let us know