• With pull back and inertia design, this motorcycle toy can promote children's hand-eye coordination, sensory perception, develop their imaginations and practice cooperative play. • This motorcycle toy can promote children's hand-eye coordination, sensory perception, develop their imaginations and practice cooperative play, because it uses pull back and inertia design. • Children's hand-eye coordination, sensory perception can be promoted and their imaginations and practice cooperative play can be develop, because it adopts pull back and inertia design. • The motorcycle toy uses pull back and inertia design, which helps promote children's hand-eye coordination, sensory perception, develop their imaginations and practice cooperative play. • The pull back and inertia design of this motorcycle toy can help promote children's hand-eye coordination, sensory perception, develop their imaginations and practice cooperative play. • Kid's attention can be attracted to foster kid's curiosity and promote ability of recognition because this motorcycle toy has high simulation design. • The motorcycle toy can foster kid's curiosity and promote ability of recognition, because it has high simulation design that can attract kid's attention. • This motorcycle toy has high simulation design, which can attract kid's attention to foster kid's curiosity and promote ability of recognition.