Baby Walker Toddler Trolley Kids Learning Educational Musical Help Walker with Adjustable Screw Children First Steps CarMemorizing ability: When a baby is 9 months old, the baby can play music box and paint wordpad on baby walker to exercise the grabbing ability and flexibility of the baby's hands.Scientific design with perfect size, conform to ergonomic principle for kids, to prevent bow legs and knock knees.Scientific design with perfect size, conform to ergonomic principle for kids, to prevent bow legs and knock knees.Muscle development: Learn walk by strolling can exercise balance sense of babies and drive the development of muscle of babies arms and legs.Creation ability: Freehand board can make babies open their imagination and inspire their creation ability.