A scale model aircraft is a reduced scale replica of a real flying machine – a plane, glider, helicopter, etc. model aircraft is a broader term, referring to any small size unmanned aircraft. basically, there are two major aircraft model groups: flying and non-flying. flying model aircraft range from toy gliders built of foam polystyrene or cardstock to powered rc planes usually made of. Download and share free model airplane and boat plans. featuring thousands of radio control, control line and free flight freely downloadable plans, 3views and blueprints for model builders.. Over 300 superb designs covering the whole field of the aeromodelling hobby, created by acknowledged experts. new, exciting plans are introduced every m….