Quercetti SKYRAIL Basic
Suspension (item number 6442) ($44.99). This 210 piece suspension set
is great for smaller spaces and beginners. Features 21 feet of glow - in
- the - dark track. Central tower stands approximately 2 feet tall. Includes
a detailed instruction booklet. Perfect for demonstrating gravity, speed,
inertia, centrifugal force and other principles of mechanics and physics.
To order call 800.445.8347 or click here.