This set of 12 Iron,zinc and copper sheets is great for creating homemade fruit batteries, making it an ideal choice for primary battery research and scientific experiments. These materials are essential for laboratory supplies and research tools, The Iron,zinc and copper sheets can be easily assembled with fruits like lemons or apples to generate electricity, demonstrating of electrochemical reactions. Features -Color:Assorted Color -Material:Copper, iron, zinc -Size:5.00X2.00X0.10cm/1.97X0.79X0.04in -Educational value: great for creating fruit battery experiments, this kit provides a learning experience that enhances understanding of primary cell principles - experiment: engages children’s interest in science by allowing them to build their own fruit batteries, fostering creativity and scientific thinking - materials: includes Iron,zinc and copper sheets that ensure the accuracy and stability of the experiments, making it ideal for educational purposes - learning: encourages students to develop practical skills and creativity by assembling their own fruit batteries, promoting active learning and problemsolving -Versatile use: suitable for use in schools, laboratories, and other educational settings, helping students gain a deeper understanding of battery principles through practical experiments Package list: 12 x Primary battery scientific experiment materials( 3 x Brass sheets, 3 sheets,3 x zinc sheets,3 x iron sheets)