Item Type: Fruit Battery Science Experiment Kit Material: Plastic, metal, electronic components Applicable age: Above 8 years old Package List 1 x Main Body 1 x Electronic Table 1 x Screwdriver 1 x Sandpaper 1 x English Instruction Manual 2 x Screws 3 x Red Wires 4 x Zinc Pieces 4 x Iron Sheets 4 x Copper Pieces 1Family Learning Quick Circuits: Get ready for lessons about battery science and everything you need for a successful family learning experience. 2Kids Activities: Explore the exciting world of mechanical engineering and green science through renewable, everyday objects that stimulate children to get excited about science activities. 3Learning and Educational Toys: It teaches kids creativity and mechanical principles and helps them learn about DIY battery science in a fun, hands on way. 4Games for Kids: Your little scientists can combine and create DIY battery games together to expand the imagination for an even wider array of STEM projects 5Gifts Ideas for Boys and Girls: The electric circuits battery Stem activities can be used to make interesting experiments, giving your kid a hands on education in how electrical battery run the everyday devices that they're familiar with.