Khan Academy
American nonprofit founded by Sal Khan that offers free online lessons and practice to anyone.
At a glance
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- Khan Academy is an American educational nonprofit founded in 2008 by Sal Khan, growing out of the YouTube tutoring videos he began in 2006.
- It offers free instructional videos, practice exercises, teaching tools and test preparation in mathematics, science, history, economics, computer science and more, in many languages, paid for mainly by philanthropic donations.
Why it matters
- It made free, self-paced lessons for school subjects available to anyone with an internet connection.
Key facts
- Founded
- 2008, by Sal Khan1
- Origins
- Sal Khan created the YouTube account on 16 November 20062
- Type
- 501(c)(3) nonprofit1
- Offers
- Instructional videos, practice exercises, teaching tools, test preparation and assessments1
- Funding
- Mainly philanthropic donations, so the material stays free1
- YouTube
- 9.49 million subscribers, 2.25 billion views (October 2026)1
People
Founded by
Before
People until 2016
Grant Sanderson (made multivariable calculus videos, articles and exercises)
Links
Sources
Last checked against its sources today
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How recent
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