Twelve-year-old Kassy O'Roarke wants to win the Thompson prize at her school newspaper. Her pesky little brother Percy and his key-stealing ferret try to help . . . and that's when the trouble begins.

Apollo the cougar cub goes missing from their family's petting zoo. Kassy puts her detective skills to the test to find him before Animal Control does. Can Kassy outsmart the dogcatcher and rescue Apollo before being grounded for life?

Join Kassy's fun-filled adventure cracking riddles, detecting clues, and solving a whole zoo of animal trouble in book one of the Pet Detective Mysteries.

Winner of the Gertrude Warner Award, Grand Prize for Middle Grade Mystery