About this 3D model

Hear ye hear ye! You have been invited to explore the grounds of the great King Marble's castle. Come and roll around its halls and chambers, battlements and buttresses by means of a magical control panel. Spin towers and move staircases by the push of a button! This print makes a perfect desk toy or a great introduction of basic mechanical principles for a future engineer. No supports needed! Download and print today! Designed for 3/8" steel ball bearings. One rubber band required. See photo gallery for step by step building guide.