Who Smarted?
Who Smarted?
Dec 28, 2020
How does a microwave oven work?
Play • 14 min
How was the microwave oven accidentally invented? How do microwaves work to cook everything from frozen pizza to popcorn? Why should you never put metal in a microwave?
Your smart elementary school kid will learn about all this and more, and there's more free activities at www.WhoSmarted.com!
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