Inspire kids to adventure into outer space with the LEGO Technic Surface Space Loader LT78 (42178) set. This space exploration toy is packed with realistic details inspired by cutting-edge space engineering designs. Kids can steer the loader and raise the cabin before using the crane to pick up and move the cargo. This space gift also features a special space air-lock element so kids can connect other compatible space LEGO sets (sold separately) for even more space adventures. The LEGO Builder app will guide your youngster on an intuitive building adventure, letting them zoom in and rotate models in 3D, save sets and track their progress. Contains 435 pieces.