... Silver, Redmaterial:Metal ,plassticCert:EN71,ROHS,6PAdvantage:1.Educational toys encourages children to make friends and cooperate, and is ... 3. metal Intellectual Self-assemaly build strength in a child’s fingers and hands,and improve eye-hand.Imagine the ... boundless imagination of children and three-dimensional, playing in the development of the brain, the accumulation of wisdom!Friendly suggestions: ...