Fruit Battery Light Diode Science Kit Orange Potato Lemon Battery Physics Teaching ExperimentLooking for a fun, easy science experiment for kids? This fruit battery project is a science fair classic, and a great addition to a classroom lesson plan. Let's make it step by step:Instruction:1. Firstly , take 4 Lemons(other fruits like apple, orange, potato also OK).2. Push 2 metal plates (one copper, one zinc) into each of them, connect copper plate of a lemon to zinc plate of another lemon with wires. 3. Then, connect wire from copper plate of first lemon to long terminal(+) of LED (light emitting diode).4. Also connect wire from zinc plate of last lemon to short terminal(-) of LED.You will find that the LED grows Package Included:4 x Copper Plates4 x Zinc Plates3 x Light Emitting Diodes5 x Electric Wires More Details: