A rollicking roller coaster of fun! From Quercetti Toys, this Skyrail Roller Coaster Set lets kids build marvelous aerial marble runs that can span up to five yards long. With the Skyrail marble runs unique construction, marbles don't travel only downward at a constant speed, but can slowly climb uphill, accelerate impressively down sleep slopes, and roll placidly along flat plateaus.

The Skyrail marble run comes with two different types of marbles. However, most types of marbles in various sizes and materials should also be able to use your Skyrail marble run tracks. Part of the fun is also watching how each type of marble will run at a different speed! This allows kids to observe, experiment, and intuitively discover the world of physics and its fundamental principles.

Skyrail marble run tracks can be assembled in a countless variety of ways, working from the instructional manual as well as the imagination. Quercetti Skyrail marble runs are also extra fun because they glow in the dark! Now you can watch your marbles in the dark as they traverse their winding, glowing pathways.

With the Quercetti marble run toys, the creative fun lies equally in the building of each marble run as it does with playing with each finished masterpiece. Young budding engineers will develop a sense of pride as they create fantastic structures all on their own, each unique creation forging a new and exciting different path for the marbles to follow. These creative toys from Quercetti also encourage kids to explore basic principles of gravity, speed, inertia and weight.

The Quercetti Skyrail Marble Run Set is a 150 piece set. For ages 8 years and above. Made in Italy.