My niece has a science fair soon and we decided to make a battery out of dirt. I had seen these on youtube a while back and while we were brainstorming ideas, this one floated to the top. We tested the dirt battery with different electrolytes and found the one that works best to dimly light a LED. Click here for more (updated).
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Welcome to my Stoopid corner of teh Internet. It's mostly gonna be 3D printing stuff, but I also post some recipes, projects, and the occasional rant here as well. More Stoopid stuff is updated regularly.