Diy Solar Mars Exploration Rover (46 Pcs), Stem Series - Yellow

Foster abilities of knowledge, exploration, and innovation, develop thinking independently and the ability to solve problems., Learning about the cooperation and interaction of the mechanical transmission structure, the transformation of the movement principles, and the power of motion mechanics., Learning about the generation and interaction of physical machinery power, solar energy, wind energy, and mutual conversion to enhance children's understanding and exploration of various aspects such as physics, machinery, and new energy power., Promote and popularize science and environmental protection, cultivate children's ability to learn knowledge., Two power supply options are available Solar and Battery Powered(1*AA Battery, not included), Best quality product is EN71 certified