The Physics Classroom - How to Make a Potato-Powered Light Bulb Here's an easy-to-follow, 6-step directions on how to power a light-bulb circuit with a potato. It's a great chance to experiment
Potato Light Bulb Experiment for Kids | Sciencing
Potato Light Bulb Experiment | Study.com
Make a Potato Battery to Power an LED Clock
4M Green Science Potato Clock Science Kit - Walmart.com