Has anyone seen one of these? To make one, I think the only difficult part would be the track. Everything else looks pretty straight forward. Any ideas for the short track?
Here is a utube link
http://m.youtube.com/watch?feature=related&v=zK3mMxH-YtQ
Here is a utube link
http://m.youtube.com/watch?feature=related&v=zK3mMxH-YtQ
Last edited: