Wholesale Quercetti Roller Coaster

With this set, you can build up to 4.5 meters of marble track, allowing children to enjoy exciting observations, experiments, and discoveries in the world of physics—such as speed, gravity, centrifugal force, and friction. Set includes: 13 curved tracks, 5 straight tracks, 3 bases, 10 supports and connectors, 17 track connectors, 5 marbles, 16 pillars/tubes/supports, 24 connectors, and an instruction manual. Suitable for children aged 6+.