The latest installment in the beloved Cam Jansen mystery chapter book series from David A. Adler! Aunt Molly has entered a joke-telling contest at a local comedy club and Cam, her best friend Eric, and Mr. Jansen are in the audience to watch her perform. The prizes are exciting, but the competition is stiff —there’s a prop comic, a knock-knock joker, and more! As the show starts, Cam notices that one of the prizes, an engraved silver plate, has disappeared. Suddenly, everyone in the club becomes a suspect. Can Cam solve the mystery of the missing prize or will she be laughed out of the Joke House?

With his bag of detective tools in hand, Detective Jeffrey Bones can solve any mystery. Good thing, because Mr. Green has lost his school bus! Will Detective Bones be able to solve the case? Find out in this Level 3 reader!

Detective Jeffrey Bones is always ready to help when a mystery strikes. This time, there is a missing cupcake at school. Armed with a code breaker, walkie-talkie, and clever jokes, Jeffrey Bones sets out to solve this sweet mystery!

Detectives are supposed to find things, but one day at the park, Bones loses just about everything: his magnifying glass, his dog, and even his detective bag. Can Detective Jeffrey Bones find the things he lost?

Boy, does Andy have troubles! His gerbils escaped and are scampering all over the basement. He's late for school and he sure doesn't want to give that boring Ms. Roman another excuse to call his parents. And he planned to ask his parents today if his good friend Tamika could live with his family until her parents fully recover from a terrible accident. It is definitely not a good day for gerbil troubles. And when Andy learns that his mother is pregnant, he knows he'll have to do some really fancy footwork if his family is going to make room for Tamika. If gerbils threaten to foul up his plan, his meddlesome sister, Rachel, could make matters even worse. It's a good thing for Andy that he's charming and full of bright ideas. As this first chapter book in a new series unfolds, it's clear the Russell household is in for more trouble--and lots of fun!

Andy Russell tries--he really does. But his teacher, Ms. Roman, can be so boring. He daydreams in class and forgets about tests, and finally Ms. Roman has had enough. Andy always knew she had it in for him! But when Ms. Roman is out sick, Andy's class gets a fishy substitute teacher and things turn from bad to worse. Guess who is sent to the principal's office when someone starts playing tricks on the sub!

When Andy and his friend Tamika travel to the city for a weekend with Tamika's aunt, they arrive in time to rescue hamsters parachuting down from Aunt Mandy's building! Andy resolves to uncover who's behind the troublesome incident, but first he must endure trips to fancy restaurants, museums and the ballet, made more unpleasant by annoying Jason, a young friend of Aunt Mandy's, who she invited along. The big-city fun he was expecting turns into some surprising discoveries for Andy in this engaging mystery - container.

Andy and Tamika are watching their neighbor's house while they are away, but when strange and troubling things start happening inside the house, the police do not believe the children. Reprint.