Harper and Cameron Grantz are the “Twist Tastic” siblings. Harper, 10, and Cameron, 11, use their affinity for art and design to create everything from dogs and monkeys to swords and hats using ...

Go, go, go, go, go, yay! I'm Nate from Design Squad and I'm here with: All of us are designing different balloon cars. It's got a carton for a body, a half a plastic cup, four foam balls for wheels.

Balloons are inflated and then molded into various shapes to form each part of the design. For example, a stool has 3 “legs” and a longer balloon is made into a spiral shape for the seat.