This plastic gravity toy contains 31 pieces in red, yellow, blue and green for building constructions with slopes. The sections slot easily onto one another. There are ten glass marbles which clatter down the chutes, across bridges, and through paddle wheels. Parts include a chute and yellow wheel, six yellow chutes, two curved blue chutes, four funnels, two blue linking pieces, four yellow legs with bent ends, one red wiggly chute, one stepped chute, one yellow waterwheel, one blue disc, four red and four green straight red pipes. The toy is designed for children aged 3-7 years old and retains its original box.