The document discusses the Khan Academy, a non-profit educational organization founded by Salman Khan that provides free online video lessons. It has over 1,200 educational videos that have been viewed over 9 million times by 80,000 monthly users worldwide. The Khan Academy aims to provide a quality education to anyone with internet access and can be used to supplement classroom lessons, explain concepts in another way, and allow students to replay videos as needed for test preparation or for parents helping their children.