A 1988(!) paper on the failure of educators to use the spacing effect: http://andrewvs.blogs.com/usu/files/the_spacing_effect.pdf … Interesting because:pic.twitter.com/ByvoRfIPWw
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Spaced repetition is very efficient but quite demanding motivation-wise, that is why I think it is not used more.
Irrelevant. It's much, much, much easier than many things demanded by schools.
Totally Agree. @khanacademy does a great job at spaced repetition and is one of the reasons it works so well
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