7 years & up. Beep! Beep! It's not any ordinary alarm clock, it's a potato clock! The Potato Clock allows you to generate enough electricity to run a digital clock using two potatoes! Just push the zinc and copper electrodes into potatoes you provide causing an oxidation/reduction reaction that is converted to low voltage. Potatoes not included.
- Interactive science kit
- Potatoes not included in kit
- Teaches users about the power behind green science
- No batteries are required for this project
- 7 years and up