Books published by publisher grosset and dunlap

Kaz and Claire’s new detective agency is a success! Their latest case, though, is proving to be the hardest yet. When Claire’s classmate says he saw a ghost backstage while rehearsing the school play, Kaz goes to school with Claire to investigate. From the description the boy gave, Kaz is sure it’s his mom—but where has she gone? Kaz and Claire search everywhere and find no trace of her, but the mysterious ghostly activities are still happening…

Frank and Joe race against time to retrieve a scientist’s top-secret invention before thieves get their hands on it. But the young detectives soon discover that they are involved in a mystery far greater in scope than just safeguarding the invention. When Joe is kidnapped, this incident starts Frank of on a chase that could end disastrously for him and his pals.

This adorable set features the bestselling Crayons board books and two fun finger puppets.The crayons are back - and just in time for the holiday season! This set of two board books and two finger puppets gives young readers an exciting new way to engage with these colorful characters. Little ones will love learning about colors and numbers with the help of two fun finger puppets who bring early learning concepts and the crayons to life.

The first day at a new school is always the hardest, right? No, not always as George finds out the hard way. On the second day at…Sugarman Elementary School, he is suddenly seized by uncontrollable burps, burps so loud they practically break the sound barrier, burps that make him do wild and crazy stuff and land him in trouble with a capital T. One thing is for sure: these are not normal burps, they are magic burps—and they must be stopped! But how?

With a lot of searching and a lot of luck, Kaz has found his dog Cosmo, his little brother Little John, his grandmom, and his grandpops. But what about his parents? Or his big brother Finn? Will he ever see them again? Kaz wants to keep looking for his family, but when Claire hears about a ghost at the fire station, Kaz knows it’s a case for C & K Ghost Detectives!

Here is the eighth title in Edgar Award Winner Dori Hillestad Butler's not-too-scary chapter book mystery series, The Haunted Library.Kaz are Claire are called on for another case! A family thinks their house is haunted, making it difficult for them to sell it. Will Kaz and Claire be able to figure out what's going on, and find more of Kaz's family members along the way?

Frank and Joe Hardy are investigating a mysterious old house high on the cliffs above Barmet Bay when they are frightened off by a scream. The boys return to the apparently haunted house when they make a connection between the place and a smuggling case their father is working on. When their father goes missing, they have to investigate the caves beneath the house and confront the smugglers.