Silly Putty Takes On A More Serious Role

Who hasn't had fun with Silly Putty? The gooey mixture of cornstarch and water that flows like a liquid when handled gently, but turns as hard as a rock, when punched or stomped over. After years of entertaining kids in elementary classrooms, the simple mixture that can magically change its form, is now poised to take on a more serious role - Fix potholes!