Quercetti Skyrail roller coaster is an innovative construction set that also demonstrates physics principles like velocity, acceleration, gravity and friction.

Skyrail 150 Roller Coaster Marble Run, enables the building of a variety of marble roller coaster suspension tracks including loop the loops and can run for over 8 meters in total length. For ages 6 years and over. Skill and dynamics of speed can be perceived by changes to the angles, descents, turns and twists to the marble runs.