Our Fruit Battery Science Kit is an excellent tool for teaching kids about the principles of electricity and circuits. By using fruits to power a small electronic clock, children gain practical knowledge of how energy can be harnessed . It's a fascinating introduction to the world of physics and electronics. Features -Color:Assorted Color -Material:Copper Zinc -Size:4.00X1.30X0.20cm/1.57X0.51X0.08in -Curiositydriven learning: stimulate children's natural curiosity with a fruit battery experiment that reveals the wonders of science and electricity. - lessons: teach the value of and through practical, activities. - skills: improve children's manual skills and scientific understanding by allowing them to create and test their own fruitpowered devices. -Family bonding: create lasting memories and strengthen through shared scientific exploration and discovery. -Fun science education: transform learning into an enjoyable adventure, fun and approachable for young learners. Package list: 3 sets x generation experiment