"Potions would be a proper sort of a thing for a witch, I suppose. Nanny Ogg used to do a few. I'm not sure what charms might be, but it sounds sort of the same."
Susan waved one hand in a dismissive sort of gesture. "Oh, I suppose just about anything I might wish to do. I really don't do all that much. Just a little of this and that to ease my way sometimes, or provide some interesting lessons for the children in my class. Its much easier for them to learn History when they can see it taking place. And I seem to have inherited all my Grandfather's abilities as well. Makes it easier to get around, and I have filled in for him occasionally when he goes on holiday."