It’s a bird, it’s a plane, it’s a… flying shopping cart? Not exactly. But, it could be once the kinks are worked out. And once it takes flight we’ll have two University of Wisconsin-Milwaukee engineering graduates to thank for the jet-propelled shopping cart invention. Andy Kraft of Milwaukee and Erik Hopfensperger of Appleton just graduated from college (both were awarded bachelor’s degrees on Sunday), but they are already making names for themselves. All it took was a little ingenuity… and a lot of work to create their one-of-a-king shopping cart complete with a motor from a rechargeable drill, a homemade … Continue reading →