How can a Compass help finding a Magnetic Field? Is Iron Fillings better?

Place the Magnet on a Piece of Paper, and put a Compass next to it The needle of the Compass will point where the Field Lines are going. You can mark this Direction by using a Pencil or Pen Repeating this numerous of times can show a Field Line The Drawing of the Field Lines will stay there, but the Iron Fillings won't when Removed. It can also be the result of a mess.