Here are some links copied from an earlier Fluther discussion . The descriptions are copied from the sites. I have not taken any courses, so these are not recommendations, just pointers to more info.
http://ocw.mit.edu/
MIT OpenCourseWare (OCW) is a web-based publication of virtually all MIT course content. OCW is open and available to the world and is a permanent MIT activity.
http://www.extension.washington.edu/openuw/
Explore a variety of learning in these free online courses from the University of Washington.
http://education-portal.com/
Original Articles and Videos for Researching Schools, Degree Programs, Careers, and Online Courses – The Web’s Largest Education Portal
http://www3.open.ac.uk
The Open University (OU) is the United Kingdom’s only university dedicated to distance learning.
http://www.onlinecourses.org/
Online Courses provides the most complete information about getting your online degree. We are the ultimate source for facts on college courses online to get you one step ahead.
Note: The onlinecourses home page is dominated by paid links, but don’t be put off, there’s a HUGE amount of free info – jaytkay
http://lifehacker.com/software/education/technophilia-get-a-free-college-education-online-201979.php
You, too, can be an autodidact; the breadth of free educational materials available online is absolutely astonishing.
http://www.ed2go.com/
More than 1,500 of the top schools across the United States, Canada, and Australia offer practical and highly effective ed2go online courses on just about every topic you can imagine – from Creating Web Pages to Accounting Fundamentals, Speed Spanish to Grant Writing, Medical Terminology to Real Estate Investing, and much, much more.
http://naropa.edu/distancelearning/index.cfm
Naropa University has been recognized for its ten-year educational partnership with eCollege. Naropa University
has also been noted for its pioneering efforts to teach meditation and contemplative practices more broadly, through distance learning.
http://www.newschool.edu/online/
The New School offers degrees, certificates, and individual courses online to students like you all over the world. Current offerings include programs in the following areas of study: You may earn:
* your New School bachelor’s degree
* an MA in Media Studies
* a graduate certificate in Media Management
* an AAS in Fashion Marketing
* an MA in Teaching English to Speakers of Other Languages
* an undergraduate certificate in Screenwriting