The 100 Worst Ed-Tech Debacles of the Decade
Hack Education
DECEMBER 30, 2019
It works well, that is, if you disregard student data privacy and security. Clickers” are definitely not new — indeed, in my research for Teaching Machines , I found examples of classroom response systems dating back to the 1950s. billion by 2025. Certainly “free” works well for cash-strapped schools.
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