add human sciences to content library
Khan Academy covers a variety of content and subjects, which is wonderful. however, focused only on the exact and biological sciences, with almost nothing related to the humanities, which are equally important; Philosophy, History, Sociology, etc. which is a pity, because those contents would carry a lot of weight. well, I hope that in the near future can add them. here's my suggestion.
A bejegyzéshez nem írhatók újabb hozzászólások.