There are vast opportunities to expand our minds and horizons online. This is just one.
Get 1,250 free online courses from the world’s leading universities — Stanford, Yale, MIT, Harvard, Berkeley, Oxford and more. You can download these audio & video courses (often from iTunes, YouTube, or university web sites) straight to your computer or mp3 player. Over 40,000 hours of free audio & video lectures, await you now.
[As a bonus, this same site has links to enough free stuff to keep your free hours filled for the rest of your life.]