At Work: Discover machines used at a construction site, on a farm, at the car garage, and so much more. Bright illustrations and informative text show a wide variety of working machines in scenes, busy at work. A really fun and engaging hot-topic for curious little engineers. Digging, ploughing, baking, flying and zooming into space. Take a look at all sorts of machines in action scenes, then turn the page to find out more.! A brightly illustrated series of four books, perfect for all young engineers, who like to see what machines do and how they work. STEM