Image Courtesy of John Golden
Khan Academy has 150 million YouTube views, 320,000 subscribers, and major support from the Bill & Melinda Gates Foundation—but that doesn’t mean the free online library of educational videos is perfect. It doesn’t even mean the site is especially effective, say two math professors at Grand Valley State University.
Khan Academy has 150 million YouTube views, 320,000 subscribers, and major support from the Bill & Melinda Gates Foundation—but that doesn’t mean the free online library of educational videos is perfect. It doesn’t even mean the site is especially effective, say two math professors at Grand Valley State University.
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