What causes Gravity?

Where did the title 'WHO SMARTED?' come from? What major event caused WHO SMARTED? to be born? Who are the people behind WHO SMARTED? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at WhoSmarted.com and find out why more than 1,000 families are LOVING their subscription! Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted?

Welcome to Trusty Trivia! Each Thursday you get to play a Trivia game with the Trusty Narrator! Have fun seeing if you can answer these three questions, Smartypants!

What is an Ice Age? Are there different kinds of Ice Ages? Can Humans survive an Ice Age? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at WhoSmarted.com and find out why more than 1,000 families are LOVING their subscription! Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted?

Bonus Smarting! Trusty answers questions sent in by SmartyPants! Email your SmartyQs to - [email protected]

What would happen without Gravity? How strong is Gravity? Who first came up with the Theory of Gravity? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at WhoSmarted.com and find out why more than 1,000 families are LOVING their subscription! Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted?

What were the first Flags used for? What do the colors on Flags mean? Why are Flags (mostly) Rectangular? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at WhoSmarted.com and find out why more than 1,000 families are LOVING their subscription! Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted?

Welcome to Trusty Trivia! Each Thursday you get to play a Trivia game with the Trusty Narrator! Have fun seeing if you can answer these three questions, Smartypants!

How does the US Postal Service work? What does a zip code mean? How does mail travel such long distances so fast? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at WhoSmarted.com and find out why more than 1,000 families are LOVING their subscription! Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted?

Bonus Smarting! Trusty answers questions sent in by SmartyPants! Email your SmartyQs to - [email protected]

What makes VR so amazing? When was Virtual Reality first created? What is the futrure of VR? Have you started your FREE TRIAL of Who Smarted?+ for AD FREE listening, an EXTRA episode every week & bonus content? Sign up right in the Apple app, or directly at WhoSmarted.com and find out why more than 1,000 families are LOVING their subscription! Get official Who Smarted? Merch: tee-shirts, mugs, hoodies and more, at Who Smarted?