• plastic
• learning :each box has six compartments, and different small objects can be installed in the wood cylinder, musical instruments
• learning :funny and creative, hands and brains developed together, very funny and useful it can distinguish through sound tube, training hearing ability,thinking training for
• learning :this helps to recognize with color, and cultivates their patience, concentration and thinking,sound cylinders
• instruments:this auditory comes with a compact size, making it easy for to hold and play, instruments
• Sound cylinders:they can cultivate hands-on and brain skills and make them more interested in music, cognitive