An incredible new laboratory that helps you to understand how big transport trucks work and come into contact with principles of mechanics and engineering. Including more than 200 components, with a differential, cogs, rods, panels, and lots more, to construct 10 fantastic moving models: from trucks with real steering and a grip for transporting tree trunks to a tipping trailer, from a mining truck to a fantastic new vehicle with a real functioning crane! A comprehensive illustrated manual guides the child step by step in constructing the models and teaches the basics of mechanics, engineering, and how levers and gears work. The constructions are designed, conceived, developed, and manufactured entirely in Italy, guaranteeing safe and controlled management of materials.