Engage with this educational science kit that combines fun and learning. By using fruits and the provided materials, kids can build their own working battery, powering small devices like LEDs. This hands-on approach enhances problem-solving skills and introduces STEM concepts in an interactive and memorable way. Features -Color:Assorted Color -Material:Metal -Size:17.00X3.00X0.50cm/6.68X1.18X0.20in -Stem education: inspire with a practical introduction to science, technology, engineering, and math principles -Creative experimentation: allow kids to explore and innovate while constructing their own fruitpowered devices -Quality time: create memorable moments with family through shared educational experiments -Scientific demonstration: provides a vivid example of energy transformation, enhancing comprehension of physical science -Use: adaptable for home learning, school projects, or outdoor scientific exploration Package list: 16 sheets 16 x zinc sheets 12 x wires 4 x electronic clock