Here you will rediscover an amazing property of magnets discovered by the Chinese and the Europeans just under a thousand years ago.
All magnets line up along a North-South line.
Continue with the Exploration Magnetic Poles Where you will find that two north poles will repel and two south poles will repel but a north pole and a south pole will attract. This is the origin of the phrase like poles repel and unlike poles attract. We can use the attraction and repulsion of magnets to model the structure of the earth's atmosphere. The exploration of attraction and repulsion can be extended to magnets interacting edge to edge not pole face to pole face. Now, here are some activities which require a more complicated model of magnetism.