Did a quick search here, didn't find any postings of this. I've been on the site ever since I've been on this island. Basically, the Massachusetts Institue of Technology decided to put thier courses online for the average drop-outs (as we have many on these boards) to use. Pretty resourceful for the most part and usually the study material is included.
http://ocw.mit.edu/OcwWeb/web/home/home/index.htm