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Q&A Making a compass from magnet and needle -- which end is north?

I was watching one of those Discovery Channel wilderness survival shows last night and one of the "survivors" made a compass from a piece of wire tie and an earbud's magnet. He stripped the plasti...

3 answers  ·  posted 8y ago by rrauenza‭  ·  last activity 8y ago by System‭

Question survival diy compasses