Finally, you can play with your food in an educational and fun way! No batteries? No problem! Explore green science and discover how to power a digital clock using potatoes! This unit is designed to demonstrate the principle of an electrochemical cell. Just push the zinc and copper electrodes into the potatoes causing an oxidation/reduction reaction that is converted to low voltage. Try other fruits, vegetables and beverages to see what works. you'll be amazed at what you discover!
What you'll get:
Incredible Science Fun Learning Ideas: