To use the strips, simply insert the copper and zinc into a fruit, such as an orange or potato, to create a simple circuit. This method showcases how fruits can act as conductors, demonstrating principles of chemistry and electricity. Students will enjoy experimenting with various fruits to compare results. Features -Color:Assorted Color -Material:Copper zinc -Size:9.80X0.30X0.10cm/3.85X0.12X0.04in -Practical science kit: this engaging kit allows kids to explore generation using fruits, providing a way to learn about -Safe learning environment: crafted from copper zinc materials, parents can feel confident allowing their children to safely and effectively -Cultivating scientific skills: engaging in projects like potato clocks helps kids develop essential scientific skills, including testing and observation -Diverse project opportunities: kids can use various fruits to generate power, inspiring endless experimentation and boosting their analytical thinking skills -Support for : this product can enhance school , allowing educators to enrich their lessons with interactive experiments that captivate students' attention Package list: 20pcs (10pcs each of pure copper sheet + pure zinc sheet) Science and education toys and equipment