In order to see as they write and to prevent smudging the left hander should hold pencil/pen at least 3 centimetres from point. This can be indicated by a small elastic band around the desired area for grip which can be removed once the child is familiar with position.
This grip, taught in early stages along with sitting and paper position should eliminate need for ‘hooked’ hand. If this hasn’t developed it can be remedied in the following ways: