Free online courses with distinguished professors from reputable colleges and universities:
They don't offer degrees but then they don't charge tuition either.
Colleges and universities across the United States are offering free courses online on virtually every subject imaginable, including videotaped lectures by some of their most distinguished professors.
Video-sharing site YouTube recently created a hub called YouTube EDU at youtube.com/edu for the more than 100 US colleges and universities offering free online learning.
HT: Mark J. Perry at Carpe Diem