Jilldrone 0 Posted March 23, 2012 These devices can be used to create electricity. Also magnets will do the same thing but are cleaner. Perpetual motion machines: Simple designs http://www.youtube.com/watch?v=287qd4uI7-E Personally I like the water one the best. This is the same idea as a water mill. Attach a device in the flow of the water and produce motion to create electricity or to grind wheat as they did in older times. You would not need a steady river tho. Share this post Link to post Share on other sites