This Enviro Battery is one of the most unique and nonpolluting energy sources you could find on earth. Potatoe, salt and mud can be used to generate electricity.
Your children will be amazed how they can light up a bulb or a sound buzzer.
- 3 zinc plates, 3 coppers plates
- Potato buzz wire game
- Light tower, a LED lamp with connection wires
- 3 plastic cups
- Sound chip with connection wire
- Experimental record sheet
- Adhesive tape
- Detailed instructions
8 Years +