✅The Great Ball Contraption (GBC) is a type of collaborative marble run project that involves the building of a complex machine made up of modules that transport small balls or marbles from one module to the next. The aim is to create a continuous and mesmerizing flow of marbles through the entire contraption.
Product Name: Motor Great Ball Contraption Marble Run
This Kit Contains: Mould King 26002
2438 pcs Good Quality Bricks
Size: 75.4 × 20 × 59.5 cm
📌Nature of the protagonist
Introducing our proud collection named “Motor Great Ball Contraption Marble Run” you should not miss.
One of the key features of GBC machines is their modular design, which allows builders to collaborate on large-scale projects, with each person contributing their own unique module to the overall contraption. This encourages creativity and innovation, and allows builders to experiment with different designs and techniques.