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VARIANT | SELLER | PRICE | QUANTITY |
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Brand | DealBindaas |
Learn the science behind the power! be a scientist and discover green energy.the most unique non polluting energy sources you can find on earth. Water mud and lemon. Bio battery uses these natural materials to power a light bulb a watch and activate a music chip- an amazing environment friendly science kit that enables you to create many unusual batteries with mudwaterfruit juicesvegetablescoins and more!ages 8+0