The copper zinc sheets are essential for any science kit focused on electricity and electrochemistry. these lab consumables are good for creating fruit batteries in classroom settings. Simply insert the copper and zinc sheets into a piece of fruit and connect them with wires to demonstrate how is converted into electrical energy, making learning interactive and fun. Features -Color:Assorted Color -Material:Zinc, Copper -Size:5.00X2.00X0.10cm/1.97X0.79X0.04in -Practical education: excellent for teaching experiments, providing students with a hand understanding of battery principles and electrochemical concepts -Userfriendly design: the copper zinc sheets are userfriendly, allowing students to easily create fruit batteries and develop their practical skills -Interactive learning: combines a variety of experiments, learning enjoyable and increasing children's enthusiasm for the subject -Promotes creativity: creating fruit batteries inspires children's innovative thinking and motivates them to explore additional scientific experiments -Broad applicability: ideal for use in educational settings, research facilities, and home , suitable for a wide range of educational and scientific activities Package list: 8pcs Experimental copper and zinc sheets (4pcs each of copper and zinc)