Where should you go online to advance your understanding of a topic or study something new? For academic subjects, start with the excellent Khan Academy. It's one of the best online learning services, ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Khan Academy's math lessons ...

In 2006, Sal Khan started making YouTube videos meant to help his nieces with their math homework. Since then, Khan’s video collection has grown into a huge repository of tutorials used in and out of ...

A big idea driving Khan Academy is a belief in “mastery learning”—that students should show proficiency in one set of materials before moving on to the next. The nonprofit’s latest push to make ...

In this episode of Facing Forward, Margaret Brennan talks with Sal Khan, founder of the Khan Academy -- a digital learning non-profit known for its online education tools worldwide. Brennan and Khan ...