Heres a great little Balsa Aileron Trainer. With a flat bottom airfoil, this simple plane flies well in light winds, but with a little ballast, it moves very well when the wind is blowing good. This one was finished EXACTLY as it was pictured on the box, with the exception of the logo from my brother's rock band, San Quentin.
Here's the first photo, clean lines.
Heres a close up of the logo. (Designed by R.C.S.)