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• 10:03, 16 May 2026 Espartatuga talk contribs created page Teaching machines (Created page with "'''Teaching machines''' were originally mechanical devices that presented educational materials and taught students. They were first invented by Sidney L. Pressey in the mid-1920s. File:base.createdarchive.com/sites/default/files/2022-06/1924_pressey_machine.jpeg") Tag: Visual edit: Switched