Quercetti Skyrail League 6605

With Skyrail League challenge your friends in miraculous Olympic races! Two parallel tracks, with simultaneous start of the marbles, to be built with loops, jumps, turns and straights to set up ever-changing paths and ever-exciting races...and let the challenge begin. The Skyrail line allows you to experience, while playing, some basic rules of physics such as gravity, speed and centrifugal force.