ROKR 3D Wooden Puzzles Marble Run Model Building Kit

◀ ROKR 3D Wooden Puzzles Marble Run ▶ 📦 VIEW ON AMAZON: --------------------------------------------------------------------------------------------------------------------------- Based on great human engineering. They combine the beauty of science and machines, involving so many small gadgets. Build the set and crank the handle, watch marbles run crazy down the slopes and twisting turns. Consists of a tower distributor, spiral slopes, a crane lifer, a wheel lifter, a short slide, and small switches. The intricate system of cogs, gears, and wheels, is full of crazy twists and turns. They will become wonderful home decors for men and women. --------------------------------------------------------------------------------------------------------------------------- 🏷️ CHECK PRICE ON AMAZON: ---------------------------------------------------------------------------------------------------------------------------