A few weeks ago, outrageous weapon master Joerg Sprave made a small-but-wonderful pencil-launcher that looked destined to deadly-up classrooms around the world. But Joerg doesn't really do small-but-anything, so now we've got the mega-sized version. It's huge and delightful, obviously.
Baaaasically, Joerg made the launcher as humongous as possible for a single human being to operate. He has to prop the thing up against his abdomen to steady and aim it. Thankfully, it's much too big to do too much damage in the hands of a demented student. A group of students however... [YouTube]