"The Khan Academy is a non-profit[2] educational organization and a website created in 2006 by American [3] educator Salman Khan, a graduate of MIT and Harvard Business School. With the stated mission of "providing a high quality education for anyone, anywhere", the website supplies a free online collection of more than 3,900 micro lectures[4] via video tutorials stored on YouTube teaching mathematics, history, healthcare, medicine, finance, physics, chemistry, biology, astronomy, economics, cosmology, and organic chemistry, American civics, art history, macroeconomics, microeconomics, and computer science.[5] Khan Academy launched a computer science module in September 2012.[6][7] Khan Academy has delivered over 235 million lessons..."[8]