Enviro Battery - Green Science Kit by 4M Kidz Labs Fun Science Products
The environmentally friendly battery!
Children (and adults) will be amazed as they learn how a potato, salt water & mud can power a bulb or sound buzzer!
The Enviro Battery Science Kit contains enough materials & instructions for over 4 different experiments
Learn the science behind the power!
Enviro Battery uses natural materials like mud, lemons and water to power a light bulb, a watch and activate a music chip. An amazing, environmentally friendly science kit that includes detailed instructions so you can create many unusual batteries with fruit juices, vegetables, coins, utensils and more!
The perfect gift for children ages 8 years and up.