This wooden construction toy is designed to be both durable and practical. Made from durable wood, the pieces are sturdy and safe for children to handle. The solar panel is efficient and reliable, ensuring that the windmill operates smoothly when exposed to sunlight. It's a great way to teach kids about sustainability and the benefits of green energy. Features -Color:Beige -Material:Wood -Size:11.00X10.00X9.00cm/4.32X3.93X3.54in -Interactive education: this diy windmill kit offers an interactive way for kids to learn about solar energy and engineering. it's a great addition to any educational curriculum - : children can express their creativity by assembling and decorating their own windmill and house models. this kit encourages imaginative play and artistic expression -Solar power: the windmill operates on solar energy, providing a diy demonstration of solar energy. it's an engaging way to teach kids about green technology -Multiple kits: with three sets included, this product is ideal for group projects or family activities. kids can collaborate and share their creations with friends and family -Educational resource: this kit serves as an excellent educational tool for teachers and parents. it can be used to lessons or as a fun home project to enhance learning Package list: 3PCS solar windmill model