The Easiest Way to Learn About Electricity Learning electricity is easy when you make clay creations that glow! Use our special conductive and insulating clay to make a sculpture, add LEDs, attach a battery pack, and watch your clay circuit light up. With more than 15 projects to choose from, including a robot, a UFO, a dragon, and much more, Circuit Clay will surely spark your interest with a positive charge of creativity! Comes With: 4 colors of conductive clay, 1 color of insulating clay, 20 LEDs, 4 AA battery pack (batteries not included), 50+ paper punch-outs to decorate your sculptures