Description It can be a great educational toy to play for parents and children together. easy to install so that children can get a lot of fun from it. DIY to improve the child' s hands- on ability. This set of science laboratory equipment is a perfect gift for your kids and your students. Features- Color: As shown.- Material: Plastic.- Size: 15.00X10.00X7.00cm/ 5.89X3.93X2.75in.- good plastic material, which is not easy to deform or.- Round and smooth surface, do not hurt your kids' skin.- Educational programs to help children understand the changes between solar and wind energy.- Solar power exercise can cultivate children' s attention and exercise their brain.- It helps children learn solar power theory and develop their creativity, imagination, attention and hand- eye coordination. Package Including 1 x DIY Solar Power Windmill Model