Feshbismcup

Basically it is a BB-8 model that uses the large spheres that came with the Planet Series for its body. Inside you'll find magnets from M-Tron sets and weights from the solid hull boat sets from the days of old. With all those parts, when the body rolls, the head will stay up on top. Here is a little video of it in action. And this photo depicts the internal components.

Okay, I couldn't delete the post so I edited it quite a bit down. Hope folks think its nifty. Take care.