Small Foot Rupsje Nooitgenoeg listening memory Listen very carefully! By shaking the wooden containers and listening carefully, players can determine which two containers belong together. The weight of the containers can also help! The viewing window on the underside of the containers makes it easy to check the contents. Point your ears! Specifications: Gender: junior Colour of container: clear Colour printing: multicolour Material: wood Height: 4 cm Diameter: 4 cm Age: from 4 years old Content: 14 Listening containers