Support this Channel on Patreon: https://www.patreon.com/TheGeekPub In this tutorial we learn how to make a battery using nothing but pennies, washers, cardboard, and a little vinegar as our electrolyte! Make a battery from a penny! It's a fun science project you can do at home! UPDATE: The penny battery powered LED ran non-stop for about 72.5 hours. That's amazing! PARTS LIST FOR THIS PROJECT: * Copper Pennies: https://amzn.to/31qO5j1 * Zinc Washers: https://amzn.to/2YvkJD7 * Electrical Tape: https://amzn.to/2Kl8KyY * Cardboard: https://amzn.to/2MHwYFm * White Vinegar: https://amzn.to/2Kktw1L * Multimeter: https://amzn.to/2KhvbFs Watch the Potato Battery video here: http://www.youtube.com/watch?v=BXL4-HkxG9Y Design Inspiration: Grant Thompson http://www.youtube.com/user/01032010814/ Visit The Geek Pub and The 8-Bit Guy Forum: https://murray2.com/ Find us on Social Media: http://facebook.com/TheGeekPub http://instagram.com/TheGeekPub http://twitter.com/TheGeekPub