When I were a lad (ay!) my father suggested that map projections was something I ought to interest myself in. So I got hold of paper, ruler and pencil, drew a square grid, and then started filling in the outlines of the continents. What emerged was something like this (maps like this are generated using this wonderful program from Brazil
Now that wasn’t too good, was it? Africa doesn’t look too bad, but Greenland’s horribly squashed, isn’t it? So I borrowed some books from the library, and started to learn about all sorts of different projections.