Susanna Natti Knihy

A fifth-grader with a photographic memory and her friend Eric help solve the mystery of the stolen diamonds.

Cam uses her photographic memory to catch a thief disguised as a ghost.

Cam and her friend Eric chase the thief of Aunt Katie's wallet through an amusement park and find themselves involved in another case requiring their special detective skills.

Cam uses her photographic memory to find a shopping list that her dad lost at the library.

Ten-year-old Cam, possessor of a photographic memory, and her friend Eric investigate what seems to be a brief appearance of U.F.O.s.