Quercetti Marble Run Maxi, 20mtr.

The Quercetti Skyrail 'Ottovolante Maxi' marble run is a very extensive set, consisting of no less than 410 parts. A roller coaster with a maximum length of 20 meters. This marble run 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 run of exceptional and unique educational value that guarantees hours of fun. Including marbles and an instruction booklet. Including marbles. Suitable for children from 8 years.