Skinner teaching machine (Q7729)

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Revision as of 17:40, 11 June 2026 by Espartatuga (talk | contribs) (‎Created claim: time of discovery or invention (P82): 1957)
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Skinner teaching machine
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    Wikidata entity
    Q138511002
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    time of discovery or invention
    1957
    0 references
     
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