'Pure distance-learning is suboptimal, but we have to do it out of necessity because of the pandemic.' 'I'll be the first to say that for most students, distance learning can't replace a great in-person experience,' wrote Khan in a New York Times op-ed earlier this month. Today, it serves more than 100 million users worldwide.

Since its launch in 2008, the site has been providing free video tutorials and lectures. The former hedge fund analyst first hatched the idea for Khan Academy as a way to tutor his younger cousins in math. But as many communities across the country prepare to start the fall with online-only instruction, even he admits that distance learning is a less than perfect substitute for in-person schooling. Sal Khan, the founder and CEO of Khan Academy, built an education enterprise on virtual learning. Rachel Murray/Getty Images for The LA Promise For schools starting the fall with online-only instruction, Khan Academy Founder and CEO Sal Khan says, 'Everything should be about pulling kids out of the screen.'

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