The University of Minnesota recently announced that its College of Education and Human Development has created a searchable online catalog of "open textbooks" that are reviewed by U of M faculty. The books must be Openly Licensed, complete (not a draft version of the text, or a collection of lecture notes), suitable for use outside of the author's institution, and available in print for a reasonable price, generally less than $40 USD. [more inside]
posted by filthy light thief on Apr 24, 2012 - 14 comments

Coursera - free, online, introductory- to upper-undergraduate level classes in a wide variety of subjects, led by instructors from Princeton University, Stanford University, University of California, Berkeley, University of Michigan-Ann Arbor, and the University of Pennsylvania
posted by Blazecock Pileon on Apr 19, 2012 - 54 comments

Touch screen. Awesome graphics. Online community. No, I'm not talking about the latest handheld device to hit the market, I'm talking about Control Data's PLATO system. [more inside]
posted by WolfDaddy on Apr 27, 2009 - 31 comments

Self Made Scholar hosts a comprehensive collection of links to online classes in over 80 subjects. They also link to collections of free books and audiobooks.
posted by Upton O'Good on Jun 1, 2008 - 7 comments

10 Places to Get a Free Business Education Online
posted by nickyskye on Jan 2, 2008 - 12 comments

Librarian Chick is a blogger who has put together a wiki of literally hundreds of online learning sources with over twenty categories for "students, educators & anyone else who's hip to learning." [more inside]
posted by jonson on Sep 21, 2007 - 18 comments