Showing results by author "David A. Adler" in All Categories

Calvin Waffle doesn't believe in bad ideas. Danny knows his friend Calvin has crazy ideas, so he's not surprised when Calvin suggests they start a Rent-a-Pet business. After all, Calvin's Aunt Ruth wants the boys to watch her dog while she's away, and what better way to get the miniature Collie off their hands than loaning him to a kid in the neighborhood for a few days? But in order to rent a pet, you need a renter. Which Calvin and Danny don't have. Can the two drum up some business before it's too late? Or will their plan go to the dogs?

Something has gone wrong in Danny and Calvin’s fourth-grade classroom - out of the blue, Mrs. Cakel has transformed from a rampant rule-enforcer to a quiet excuse-accepter. Has she been replaced with an alien? Has she undergone a top-secret personality makeover? Danny and Calvin decide there’s only one way to find out what’s really going on - spy. But spying soon leads to a greater mystery filled with dog chasing, jelly-injected donuts, prune butter-included experiments, riddle mania, and more!

No mystery is too great for super-sleuth Cam Jansen and her amazing photographic memory! Can Cam help catch the diamond thief? Cam and her friend Eric are sitting at the mall when the jewelry store is robbed. Cam sees the thief, but the police arrest the wrong person. Now it's up to Cam to catch the real criminal!

In this exciting adventure, a presidential election campaign brings the governor to Cam’s school. With all the police and Secret Service agents, it seems like nothing can go wrong. But then there’s an explosion that sounds like a gunshot, and Cam determines to get to the bottom of what really happened.

Cam's box camera disappears from the science fair, and valuable gold coins are missing from a coin shop. Can Cam's mental camera help catch the thief?

Cam Jansen and her friend Eric are spending the day at the amusement park. They take Cam’s aunt and uncle with them through the scary haunted house. Plastic skeletons hang from the ceiling. A large black form jumps out of the shadows of a dark room. Everyone has a wonderful time until they get hungry and thirsty. When Cam’s aunt tries to pay for some snacks, she discovers her wallet is no longer in her purse. Will Cam be able to solve the mystery of the missing wallet with her amazing photographic memory?

The founder of TheTravelSecret shares his best tricks and tips on booking travel for less and delivers the perfect guidebook for those looking to jump on the latest and greatest technology and trends in the travel space.

Cam Jansen's plans for her parents' surprise birthday party work out perfectly. Unfortunately, the party is interrupted by news that Cam's grandparents have been robbed in the parking lot at the airport. Cam and her parents rush to help them.

No mystery is too great for super-sleuth Cam Jansen and her amazing photographic memory! Mysteries follow super-sleuth Cam Jansen everywhere she goes...even to a park with U.F.O.s in sight! Cam and Eric see flashing lights in the sky, and everyone thinks aliens have landed. But Cam knows there's more to it than meets the eye. Can she solve this unearthly mystery?

No mystery is too great for super-sleuth Cam Jansen and her amazing photographic memory! Mysteries follow super-sleuth Cam Jansen everywhere she goes...even to a book signing. Cam is waiting in line for a book "pawtograph" from famous TV dog Poochie when he mysteriously disappears and is replaced with an imposter! Can Cam find the real Poochie?

Mysteries follow super-sleuth Cam Jansen everywhere she goes...even to the museum. Cam and her class are on a fild trip at the museum when Cam discovers that some bones are missing from a dinosaur skeleton. Can Cam find the bones and catch the thief?

Get comfortable, because you are about to be scared! Join us for 18 stories of monsters, killers, and holiday horrors! There's something to terrify everyone in this collection!

Danny Cohen and Calvin Waffle are two very different kids. Danny likes playing baseball; Calvin enjoys strange experiments. Danny follows the rules at school; Calvin tries to drive his teacher crazy. Danny and Calvin decide to team up for the big jelly bean experiment. Will it lead to trouble? Maybe. Will they have fun trying? You can count on it.

There's nothing like a good monster movie--except when the second reel gets stolen. It's up to Cam and her friend Eric to piece together clues that leave everyone else in the dark.

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.

Mysteries follow super-sleuth Cam Jansen everywhere she goes...even to the zoo. When a few monkeys suddenly go missing from their cage, Cam is sure she knows how the thief took them. Can she find the missing monkeys before they are lost forever?

From her life as a slave child who was whipped for stealing a lump of sugar, to her role as a leader in the Underground Railroad, and as a nurse and spy during the Civil War, Harriet Tubman lived a fascinating life that is clearly presented in A Book of Harriet Tubman. This lively biography is well-paced and includes the added feature of brief songs that set the tone of the times.

Cam and Eric are in line to buy concert tickets when someone dressed as a ghost jumps out at them, scaring everybody. Then, the clerk in the box office is mysteriously robbed. Only Cam’s photographic memory—she takes pictures with her mind to remember them later—will help solve this crime.

In A Book of Abraham Lincoln, all the pertinent facts of the life, times, and importance of the 16th president of the United States are presented in a simple, straightforward program that accurately expresses Lincoln's life story, as well as the flavor of the 1800's.

David A. Adler’s Cam Jansen series has produced numerous best-sellers and been a consistent favorite with young readers. In this exciting adventure, a presidential election campaign brings the governor to Cam’s school With all the police and Secret Service agents, it seems like nothing can go wrong. But then there’s an explosion that sounds like a gunshot, and Cam determines to get to the bottom of what really happened.