Marble Run: Wooden City

Dive into the world of mechanical engineering with this fascinating 3D marble run from wooden city. The set creates fascinating effects with steep downhill slopes, sharp turns and a funnel track. Continues operation is ensured by a hand-operated elevator, the launched metal balls pass all obstacles on different trails and rise again to the top. Including 12 metal balls that move one after the other.

• Made from eco-friendly birch plywood 
• No Glue required to assemble
• Assembled model size: 10.94" x 6.5" x 7.72" 
• Model size in a package: 6.89" x 9.45" x 1.10" 
• Number of parts: 259 
• Operating time: 1 Minute 
• Approximate time to assemble: 5 Hours
• Not Recommend for children under 14.