This student science experiment kit is a great way to encourage children to develop their hands-on skills. With the ability to create their own DIY speakers, children can unleash their creativity and imagination. This product is perfect for children who are interested in science experiments and want to improve their scientific literacy. Features -Color:Multi -Material:Plastic -Size:13.50X10.50X7.50cm/5.31X4.13X2.95in -Note: Not included battery -This is a fun and educational toy that will inspire children's interest in science and technology. -Sparks children's interest in science and technology. Stimulate your child's interest in learning and lay the foundation for learning. Suitable for hands easily assemble. -Encourages children to think creatively and develop problem-solving skills. During the DIY process, you can relax yourself and increase your hands-on ability. - Made from plastic, fine workmanship ensures smooth surface and no burr, would not hurt your fingers. -The workmanship is fine, the materials are excellent, and it can be used repeatedly for a long time. Package list: 1 x set of Diy Speaker Kit