Hape Quadrilla is a High Quality Wooden Marble Run Construction System. It provides endless creative building possibilities and encourages spatial think and problem solving. Each of the 7 different colour blocks has a different function and its the worlds only kinetic marble run. It has won "Spiel Gut" (Good Toy) Award and Oppenheim Toy Portfolio Platinum Award. All Quadrilla marble run sets are crafted with heirloom quality birch and rubber wood for long-lasting marble racing fun. All Hape toys have a non-toxic, child safe and high quality finish and are made using FSC accredited wood products. Hape toys stimulate children through every stage of development, help to nurture and develop their natural abilities.This 91-piece set includes marbles, railways, and a spiral funnel.