The toy is funny and creative. Great present and educational toy for friends and kids, and also perfect for teaching use. DIY design, can exercise kids hands-on ability. The toy is made of safe wood material, safe for kids playing. The finished product can be used as room decor or present to friends. Features -Color:Multi -Material:Wood -Size:11.50X7.30X7.30cm/4.52X2.87X2.87in -Note: not included battery - The assembly method is relatively simple, so that children will not get bored because of the difficulty while thinking. - Not only help children spend their time, but also help children develop the ability to think independently. - Stimulate children's and let them love science from an early age. - DIY Kids Science Experiment Projects can be a birthday, Christmas present or festival present for your kids, they will like it. - The toy can cultivate children's creative thinking, practical skills, scientific knowledge, communication skills and interest cultivation. Package list: 1 x set of diy washing machine