As the saying goes, “Our children are the future.”And if anything is certain about that future, it is that renewable energy sources and green technologies will play a major role in our children’s lives.<br></p>This is a four-wheel drive DIY climbing vehicle,which can help children learn the mechanical transmission structure of the vehicle model by using their owr hands on their practice.Learn to use solar energy to transform into power.Through learning practice, children can systematically master the principles of energy transformation and mechanical movement structure,so we can say that a samll climbing vehicle can foster a future mechanical inventor.It helps to develop the children's creativity and ability of using hands and brain.<br></p> 1.Knowledge, exploration and innovation ability<br></p> 2.To understand the generation, interaction and conversion of physical and mechanical power, electric power, solar energy, wind energy and chemical energy, so that children can explore and understand the changes in physics, machinery, chemistry and new energy power.<br></p> A family activity<br> Kids, teens, parents, and grandparents all enjoy innovating and tinkering together<br></p> Material &Size:<br></p> ABS material,Product size:23*11.3*9.3CM ,Package size:28*17.3*5.6CM<br></p> Warranty<br></p> We offer 24-hour customer support,30-day money back guaranteed. If you have any quality problems please contact us freely.