"AcademicEarth.org offers free lectures and courses on dozens of subjects from literature to chemistry to entrepreneurship. Lectures are conducted by professors from Harvard, Yale and other top universities.
iTunes U at apple.com/education/itunes-u offers 350,000 lectures, films and other resources, that range from classes on intro Psychology to beginning French.
KhanAcademy.org provides a library of 2,400 free online videos on diverse topics on arithmetic, physics, finance and history with 125 practice exercises to make sure you master the topic.
The BBC offers free, 12-week online classes on learning French, Spanish, German and Italian at bbc.co.uk./languages/steps."