This set includes 75 building pieces plus 30 marbles
See-through Marble Run pieces allow you to see all the action
Solid plastic pieces that stick together and are easy for kids to play with
Helps kids explore motion, kinetic energy, and cause-and-effect relationships. Hours of stimulating, open-ended play with tons of replay value
Attention: small parts contained, young child should be accompanied by an adult when using

Technical Details

Product Details

Package Dimensions
Width : 9.13 inch
Height : 3.31 inch
Length : 12.83 inch

Shipping Weight: 1.33 pounds (View shipping rates and policies)

ASIN : B074GKS4M7