http://www.khanacademy.org

http://oyc.yale.edu/

http://www.ocwconsortium.org/

http://ocw.mit.edu/courses/

http://webcast.berkeley.edu/courses.php

http://lecturefox.com/

http://openlearn.open.ac.uk/

http://oli.web.cmu.edu/openlearning/

http://ocw.tufts.edu/

http://itunes.stanford.edu/

http://ocw.uci.edu/

http://ocw.usq.edu.au/

http://degreedirectory.org/articles/Free_Video_Lectures_from_Top_Colleges_and_Universities.html