Custom aircraft building is one of the primary forms of recreational flying. Certainly, many people have successfully built their own aircraft. Over 20,000 aircraft are currently registered as amateur-built. Many people have built more than one airplane. Virtually any person with nominal skills and the willingness to make the commitment can do it. Notice I mentioned the word "commitment." It is important to understand that building your own airplane does require a commitment on the individual's part and on the part of the family. I will discuss what is required later. Building an airplane for your own enjoyment is certainly nothing new. We can consider that the Wright brothers were probably amongst the first "homebuilders."