Clothespin Trip Wire Alarm

Here is a fun little project that you can make quite easily.BACKGROUND - I recently went on a canoeing trip. I the middle of the night, some people happened upon my campsite and tried to steal my canoe. I caught them before they managed to make off with my only transportation. And now they have lear...

By: robonerd



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from Instructables: exploring - technology http://ift.tt/1bSCnUd