Exploring the fundamentals of circuitry has never been easier or more creative! Children mold the soft, squishy dough into fun objects by following pattern cards. Once the design is complete, position the LED lights to make the creation glow. Includes battery-powered design station, ready-to-use conductive dough and non-conductive clay, 8 custom engineered LED lights, 8 pattern cards with 16 designs, dough cutter and instructions. Product uses one 9-volt battery (sold separately).