A giant 100 piece construction set Includes chutes, starter tops, roundabouts, marbles, paddle wheel, step pass, tubes and much more Colourful slot-together pieces Watch the marbles roll down the chutes and disappear inside the columns Many hours of fun for children aged 4-8 An exciting construction set with 100 pieces including 3 vortex, 3 paddle wheels, a wiggly bell chute, staircase, two way chute, 180 degree turn and much more. Create small, simple marble runs or more complex structures with the colourfulslot-together plastic pieces. The marbles will disappear inside the columns, roll down the variety of chutes, spin through the paddle wheels and ring the bell on the wiggly chute. Provides many hours of fun.