[Jacob] has put a slightly new twist on the levitating ball trick with his ping-pong ball levitation machine. We’ve all seen magnetic levitation systems before. Here on Hackaday, [Caleb] built ...

Watch also which among them can make their ping-pong ball float longer by blowing air underneath using a straw in their mini-challenge! Who do you think would win? If you want to know… you know where ...