Why is there a bull on the Elmer's glue bottle? What did kids use to carry their books around before they had backpacks? And why does a giant cone tree get everyone excited about starting school in Germany? Will and Mango dig deep into their Trapper Keepers to bring you some stories you definitely didn't learn in school. 

This episode originally aired on October 16, 2019.

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Art by Henri-Jules-Jean Geoffroy via Wikimedia Commons.

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