<p>From the creators and Executive Producers of Netflix's Brainchild and Nat Geo's Brain Games, every episode is a wild and fun dive into science and history for ages 6 to 10.</p>
What's the real story behind pizza? We love it plain, with toppings, to go, and while we watch TV - American's alone eat 3 BILLION pizzas a YEAR! Find out the history of pizza on this week's episode of Who Smarted? And get the free study guide at www.WhoSmarted.com.