David A Adler

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.

Traces the life and achievements of the architect, bibliophile, president, and author of the Declaration of Independence.

Cam and her friend Danny help solve the mystery of a stolen pearl necklace when the governor comes to visit their school for the dedication of the new library.

When fifth-grader Cam notices that the prizes for the most difficult game at the school carnival are rapidly disappearing, she uses her amazing photographic memory to investigate.

A brief account of the life and accomplishments of Christopher Columbus.

When Cam's grandparents are robbed on their way to her parents' surprise birthday party, Cam uses her photographic memory to solve the mystery.

A fifth-grader uses her photographic memory, her mother, and her friend Eric to find a missing reel of a monster film they go to see.

When Cam Jansen and her friend Eric uncover a mystery while selling fudge door-to-door to raise money for the local library, Cam uses her photographic memory to foil a crime.

When a special autographed basketball is stolen, Cam Jansen uses her photographic memory to identify the thief.

On her first day of fifth grade, Cam Jansen uses her photographic memory to help the police find a car thief. Includes a memory game.