Mrs. Ample Scarper
Mrs. Ample Scarper is the matron in the girls' dorm at the Legatum Continuatum School for the Descendants of Famous Detectives. She is rather round had has red hair, which she wears piled on top of her head.
Mrs. Scarper first appears in Book 1 of the Amanda Lester series, Amanda Lester and the Pink Sugar Conspiracy.