1.
With a library of over 2,800 videos covering everything from arithmetic to physics, finance, and history and 290 practice exercises,
we're on a mission to help you learn what you want, when you want, at your own pace.

2. Khan Academy was founded by Salman Kahn in 2006.
Watch
Practice
Learn almost anything for free.
Khan Academy was founded
by Salman Kahn in 2006.
It is a non-profit organization
with the mission
of providing a world-class education
to anyone, anywhere.

3. find us on:
It is our mission to accelerate learning for students of all ages.
With this in mind, we want to share our content with whoever may find it useful.
The videos have been categorized within the playlists.
Trying to make a world-class education available to anyone, anywhere.
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Today, Khan Academy offers
thousands of free instructional videos and
hundreds of practice exercises.
Khan Academy:
A Classroom In Your Pocket
on the App Store.