Air Apparent

When a magician''s son disappears, a madcap mystery sets off a parallel pair of perilous quests in this beloved fantasy adventure series.The Good Magician Humfrey''s son Hugo has vanished from his cellar. And what''s worse, there''s a murdered man left in his place. With Humphrey''s book of answers scrambled, it''s a mystery that can only be solved by . . . a thirteen-year-old girl named Debra.Hai...