This simple DIY knowledge could save your life one day.
1. A number 2 pencil (Better if you get a 2B pencil from the art store)
2. A thick piece of paper
3. A single LED
Graphite is a pretty terrible electric conductor but it works well enough to do some cool stuff with paper.
We can actually make a fully working circuit as well as a flashlight using the 3 items above. Check it out and let
us know what you think!