Kahn Academy

Sal Kahn – ND Innovation Summit

If you have heard the backstory of the Kahn Academy, Kahn discovered the same thing Bloom noted several decades ago. The best instruction is provided by a tutor. Mastery learning originated about the same time (Bloom’s Group Based Mastery, Keller’s Personalized System of instruction). It took this long for technology to offer a way to approximate this at scale.

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