Assemble your own marble runs with this excitingly challenging construction set. Reproduce the layouts pictured on the box, or in the included instruction booklet or just have fun experimenting with new marble run designs, and with the exciting hand operated crank elevator you can create endless cascades of marbles with mesmerizing visual effect. The interlocking chutes, bridges, pillars, and spinning wheels can all be combined in countless configurations that guarantee hours of great fun. This marble run promotes creativity and logical reasoning both of which are required to place and fix the components precisely and get the marbles rolling. This toy stimulates creativity and reasoning, both of which are required to build impressive-looking structures with the correct angles of inclination. Comes with 10 x straight tracks in 2 colours, 14 x columns in two colours, 4 x bases, 2 x reels and 2 x reel supports, 2 x loaders, 1 x magazine container and 10 x marbles. The instruction booklet