Learn how World War II led to the creation of a classic toy in this week’s episode.

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Sources:
Fawcett, Kirstin. “15 Facts About Silly Putty.” Mental Floss, 15 September 2015, https://www.mentalfloss.com/article/68467/15-facts-about-silly-putty. 

Flatow, Ira. They All Laughed...: From Light Bulbs to Lasers: The Fascinating Stories Behind the Great Inventions. HarperCollins, 1993. Internet Archive. 

Johnson, Richard Alan. American fads. Beech Tree Books, 1985. Internet Archive. 

Sann, Paul. Fads, Follies and Delusions of the American People. New York, Bonanza Books, 1967. Internet Archive.
Wulffson, Don. Toys! Amazing Stories Behind Some Great Inventions. Henry Holt and Company (BYR), 2000. Internet Archive.

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