January 11, 2022

How much do students learn when they double the speed of their class videos?

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2022-01-13 06:00:07

January 11, 2022

by University of California, Los Angeles

Recorded lectures have become a routine part of course instruction during the COVID-19 pandemic, and college students often try to pack more learning into a shorter span by watching these recordings at double their normal speed or even faster. But does comprehension suffer as a result?

Surprisingly, no—up to a point. A new UCLA study shows that students retain information quite well when watching lectures at up to twice their actual speed. But once they exceed that limit, things begin to get a little blurry, said Alan Castel, the study's senior author and a UCLA professor of psychology.

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