Hape Quadrilla Advanced Coding Set (E6029) is an advanced marble racing set designed for children ages 6 and up. It includes 159 elements: 40 multi-colored marbles, 20 blocks, 3 flaps, 2 marble feeders, 8 plastic lifting rings, blue and red swings, 2 marble collectors, 6 large curved tracks, 2 small curved tracks, a double-sided spiral and task cards. Package dimensions: 45 cm x 8 cm x 48 cm. The toy promotes the development of logical thinking, coordination and imagination in children. Made from child-safe materials.