Little boys joy

What is it with little boys and tractors? and old tractors at that. He loves the huge new modern jobs but there is something in the old ones that attracts him. Perhaps the size and simple machines that they are make them feel like a big toy and perhaps it is the willingness of the men who spend hours restoring them, to let a little boy sit in them. This is a Massey-Harris and its bright red color really stood out.