TO KINETIC ENERGY IN THE BLINK OF AN EYE. CATAPULTS ARE A BATTLE WEAPON DATING BACK TO MEDIEVAL TIMES, AND NOW THAT SAME CONCEPT SHAPES OUR DAY TO DAY LIVES. FIRST WARNING METEOROLOGIST MARQUISE MEDA ...

Design Squad engineers Judy and Adam show you how to make a mini-catapult. Design Squad engineers Judy and Adam show you how to make a mini-catapult in the Pop Fly challenge!