- original video is best
- Creative Commons: students may use 10 percent of 3 minutes (whichever is less) of motion media.
http://www.archive.org/details/movies free movies, films, and videos
http://lab.wgbh.org/sandbox/ WBGH Educational Foundation
http://open-video.org/ Open Video Project Shared digital video collection
The CC Search Portal (results not guaranteed – follow the links to check)