Did you know you could build your own airplane or helicopter? In Civil aviation, there are two main industries for aircraft buyers. There is the certified aircraft; where an aircraft goes through different phases, testing and certification process. And there is the experimental aircraft; where you buy a kit and build the plane or helicopter yourself. With an experimental airplane for example, you have a hand in literally everything that goes into the airplane. You get to pick your own engine, avionics and interior design. It’s like building your own car. Here are top 15 aircraft you can buy a kit for and build on your own.