Product Number: SB47080
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Sorry, this product is no longer available. 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! Includes: four zinc plates, four copper plates, four connection wires, two plastic cups, one paper cup, two specially designed bottle screw caps, a light tower with LED lamp, a sound chip, an LCD watch with protective cover, transparent adhesive tape, and a guide with experiment record sheet and fun facts. Some additional items are required to complete the experiments. Grade 3 and up.