Since debuting short videos to tutor his young cousins on YouTube in 2005, Sal Khan has been lauded as a Most Creative Person in Business, acclaimed by Bill Gates from the stage at TED, and received ...

In the rapidly expanding field of online education, no one has matched the success of Salman Khan. After he started out tutoring his nephew online, the former hedge fund analyst built up Khan Academy, ...

Windows/Mac/Linux: Khan Academy is pretty useful for learning about computer science, math, and many other subjects. If you'd rather learn without being tied to an internet connection, KA Lite allows ...

Over the past decade, the free instructional website Khan Academy has transformed how tens of millions of students across the globe perceive and approach math. Now, it’s pursuing a bigger aim: ...