How Were Post-It Notes Invented?

How Were Post-It Notes Invented?  Join us today as we learn how one man's mistake turned into a popular office product. Sources: https://www.post-it.com/3M/en_US/post-it/contact-us/about-us/ https://www.thoughtco.com/history-of-post-it-note-1992326 Send us listener mail! Send an audio message: anchor.fm/inquisikids-daily/message Send an email: [email protected]