Marble Run 213pc. (Quercetti)
Create your own marble runs with this exciting construction set. Reproduce the models pictured on the box or enjoy experimenting with your own designs. Interlocking chutes, straight or curved rails, bridges, columns, spinning-wheels, spirals and funnels can be combined in infinite variations for long-lasting fun. This toy stimulates creativity and reasoning both of which are required to build impressive-looking structures with the correct angles of inclination.