I have built several wild wiz delta wings. They are very easy but do not build like an airplane so I decided to build a kit. I wanted something easy so I built a pete n poke kit. its pretty easy but took me all winter because I am a very picky builder such as wings were built straight and when I assembled it everything went together perfect. I would suggest it too as a first kit. I have several arfs up to 100cc but I am more proud of this 40 size kit because of the work and enjoyment I put into it. sometimes I wonder how many people would be flying if arfs weren't around.