The first jungle gym was meant to hack kids' brains

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Well before the first climbing frame was patented as "jungle gym", mathematician Charles Hinton thought they might be able to teach kids four-dimensional thinking. ■ Thanks to the Winnetka Historical Society! More from them: https://www.winnetkahistory.org/gazette/j-is-for-jungle-gym/ Original patents referenced: https://patents.google.com/patent/US1471465A/ https://patents.google.com/patent/US1488244A/ https://patents.google.com/patent/US1488245A/ https://patents.google.com/patent/US1488246A/ Also referenced is "Winnetka: The history and significance of an educational experiment", by Washburne and Marland. I'm at https://tomscott.com on Twitter at https://twitter.com/tomscott on Facebook at https://facebook.com/tomscott and on Instagram as tomscottgo

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