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 identify the person who stole a valuable autographed baseball. The Cam Jansen books are perfect for young readers who are making the transition to chapter books, and Cam is a spunky young heroine whom readers have loved for over two decades. Now the first ten books in the series have updated covers that bring new life to these perennial best-sellers. Old fans and new readers will love Cam's cool, modern look!

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

Cam uses her photographic memory and her brain to solve two mysteries at the beach, involving a missing mother and a missing set of papers.

On a field trip to the zoo, Cam Jansen uses her photographic memory to help solve what happened to Danny's lunch.

Detective Jeffrey Bones hates taking math tests, especially one he has forgotten to study for, so when his test paper goes missing he must make a choice--retake the test and try to do better, or find the missing paper.

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 a woman's poodle disappears during a boat ride around the city, Cam uses her photographic memory to solve the mystery.

Cam helps her friend Eric when he misplaces his permission slip to go on the school field trip.

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.