Quercetti Marble Track Maxi, 20mtr.

The Quercetti Skyrail 'Ottovolante Maxi' marble track is a very extensive set, consisting of no fewer than 410 parts. A roller coaster with a maximum length of 20 meters. This marble track has been carefully designed. By using different sizes of marbles and materials, children will make interesting observations, experiments and discoveries in the world of physics (speed, gravity, friction). All this makes it a marble track of exceptional and unique educational value that guarantees hours of fun. Includes marbles and an instruction booklet. Including marbles. Suitable for children from 8 years.