David A Adler

While visiting Aunt Molly at a fancy downtown hotel, Cam uses her photographic memory to help one of the guests find her stolen luggage and pet cat, and to catch the thief.

A brief biography highlights some of the struggles and accomplishments in the life of Helen Keller.

Fifth grade sleuth Cam Jansen and her friend Eric combine wits to solve the disappearance of a young French girl.

When a cat appears in their classroom one rainy day, Cam and her friend Eric figure out where it came from.

To celebrate their 100th day of school, Cam and Eric's class party will have snacks that start with "P"--Pretzels, popcorn, pineapple juice, and pizza. But when the pizza disappears from the kitchen, it's up to Cam and her photographic memory to solve this delicious mystery.

Biography of the black woman who escaped from slavery to become famous as a conductor on the Underground Railroad.

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.

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

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

"An introduction to the genius with a curious mind who loved to experiment and who invented the phonograph, light bulb, movie camera, and numerous other items."--Title page verso.