David A Adler

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.

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.

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.

On Green Day, Cam and her classmates discuss ways to protect the environment, but when money collected for the school's new skylights disappears, Cam uses her photographic memory to solve the mystery.

Cam Jansen must use her photographic memory to help find a magician's lost bird.

While waiting to buy tickets to their favorite rock band, Cam, Eric and Aunt Molly see someone dressed as a ghost scaring people and the woman at the ticket booth is robbed and its up to Cam to solve the mystery.

Abraham Lincoln was one of America's greatest presidents. Born into humble beginnings, he lived in a log cabin and helped run the family farm. Later he became a store clerk, postmaster, and lawyer. People liked Abe's funny stories and kind words, and he quickly earned a reputation for his honesty. Abraham Lincoln took this honesty with him all the way to the White House. This spirited Holiday House reader highlights the life and accomplishments of...

When Cam and her father go to a talent show at the local senior center, Cam's help is needed to find out who stole a wedding cake from the delivery truck.

Using her photographic memory Cam Jansen joins Eric in solving the mystery of how some of the school computers were stolen. The snow is falling hard, but that doesn't stop Cam and Eric from solving a mystery. Three computers are missing from Mrs. Bell's computer lab. Who could have taken them? How did the thief get away amid the snowy day chaos of parents, students and teachers? 'Click, click' with Cam Jansen as she gathers clues around the school....

Junior sleuth Jeffrey Bones and his grandfather enjoy a day at the amusement park until their tickets to ride the giant roller coaster mysteriously disappear.