A%20hundred%20decorated%20tear-out%20sheets%20to%20fold%20into%20a%20fleet%20of%20paper%20spaceship%20planes%2C%20from%20orbital%20cruisers%20to%20alien%20motherships.%20The%20book%20includes%20detailed%20folding%20instructions%20for%20four%20different%20types%20of%20spaceship%2C%20from%20mighty%20star%20cruisers%20to%20speedy%20scout%20ships%2C%20plus%20flying%20tips%20and%20challenges%20so%20children%20can%20test%20the%20spaceships’%20power%20and%20speed.