NATGEO TV

Authenticating with
provider

Sign Out

Are you sure you want to Sign Out of your provider account?

Unlock full episodes using your participating TV provider subscription.

ActivateLearn More

You are signed in with your provider account and can watch any available full episodes.

Sign Out from providerLearn More

0

Geekin' Out

Learn the science behind the stunts on this week's episode of Nat Geo Kids! What kind of fuel makes for the biggest human cannonball? And see what it takes to build a homemade rocket and launch it into space!