Join the Mini Mechanics as they learn and discover more about the amazing world of vehicles The Mini Mechanics are on hand to teach you all about the world's toughest, strongest and most hardworking machines, including: Diggers and Dumpers, Tractor and Trucks, Mighty Machines and emergency vehicles in Fire Fire Each spread explores a mega machine at work, using bright, bold photographic images and simple facts to satisfy every little one's curiosity about things that go