An intriguing and fascinating construction set. Children can create small, simple marble runs or more complex structures with the colourful slot-together plastic pieces. The marbles will disappear inside the columns, roll down the chutes, through the paddle wheel and around the roundabout. Building a variety of challenging marble run structures will provide many hours of fun. Contents: 9 chutes, 9 curves, 24 tubes, 6 bases, snake pass, rotary drop, paddle wheel, roundabout, 8 marbles and colour guide. Develops cognitive and motor skills. Encourages problem solving. Great for supporting trajectory schema. Age Suitability: 3 Years +.