The largest pumpkin ever grown was over 2,700 pounds – the same weight as four adult grizzly bears! Even though lots of pumpkins are heavy, they can still float! How is that possible? We asked Annie Klodd, fruit and vegetable expert from University of Minnesota Extension to help us find the answer.

Got a question that’s weighing heavily on you? Send it to us at BrainsOn.org/contact and we’ll help you out, pumpkin!