Spider Robot scuttles up and down its string, like a real spider on silk thread. Scary! It cleverly changes direction at the top and bottom. Set contains upper gearbox x 1, lower gearbox x 1, battery compartment x 1, battery cover x 1, front leg x 1, rear leg x 1, buffer half x 2, weight lid x 1, weight base x 1, motor x 1, axle x 1, wheel with axle x 1, plain wheel x 1, screws, terminal cap x 2, spindle cap x 4, string x 1. Also required but not included: 2 x 1.5V AAA batteries and a small crosshead screwdriver. Age: 8 yrs+