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.

This is an amazing, environmentally friendly science kit that includes detailed instructions so you can create many unusual batteries with fruit juices, vegetables, coins, utensils and other household items which you provide! Caution: High Voltage Inspiration and Fun!

Brand:	4M Toys
Brand Part Number:	3644
Our Part Number:	h4840