Ages: 6 and up Batteries required: 2 AAA batteries (sold separately) Build your own castle with an electric screwdriver Screw Happy Driver, 2 types of bits, 3 types of screws (approx. 140 pieces in total), 2 types of plate parts (14 pieces in total), 2 round plate parts, 8 half plate parts, 2 curved parts, 2 hinge parts, 6 bottom plates, 18 corner parts, 20 multi-parts, 2 round bottom plates, 1 middle bottom plate, 4 flat parts, 8 decorative parts, 1 instruction manual