상품간략설명 :The design and materials used in this kit were carefully chosen for optimum performance like those of the real T-50and it is designed for the Aerospace kit.
상품간략설명 :This educational science kit fosters concentration and creativity through gyro rail car assembly
as understanding principle of non-falling spinning top
상품간략설명 :The design and materials used in this kit were carefully chosen for optimum performance like those of the real F-35A fighter.and it is designed for the Aerospace kit.
상품간략설명 :An automobile that is powered by the elasticity of a rubber band. It will help you understand how elastic energy is converted into kinetic energy.