Evolve Trial Course. “Want to know if online study is for you? Discover what studying online at a university is really like. With little time commitment required, EVOLVE will prove to you that you don’t need to be a tech genius to discover the benefits of online study.”
The Learning Space from UK’s Open Universities provides over 600 free online courses from the Open University
Coursera provides 117 online courses from Universities across America covering a broad range of subjects
EDx offers "university level courses from the Massachusits Institute of Technology, Harvard and Berkley Universities. EDx focuses on science and technology courses.