Nick and his friend Marta decide to investigate when a mysterious fire starts near a Florida wildlife preserve and an unpopular teacher goes missing.

Monday Charles is missing, and only Claudia seems to notice. Claudia and Monday have always been inseparable-more sisters than friends. So when Monday doesn't turn up for the first day of school, Claudia's worried. When she doesn't show for the second day, or second week, Claudia knows that something is wrong. Monday wouldn't just leave her to endure tests and bullies alone. Not after last year's rumors and not with her grades on the line. Now Claudia...

Relates the tale of Jack who, after trading his mother's milk cow for magic beans, climbs a beanstalk to seek his missing father in the land of giants.

As if being small and having S. Horten as his name isn't bad enough, now 10-year-old Stuart is forced to move far away from all his friends. But on his very first day in his new home, Stuart's swept up in an extraordinary adventure: the quest to find his great-uncle Tony--a famous magician who literally disappeared off the face of the earth--and Tony's marvelous, long-lost workshop.

Twelve-year-old Abigail is shocked to discover her elite boarding school is really a cover for a huge spy ring, and must undergo Spy Training 101 in order to save her mother, who happens to be the spy ring's top agent.

Reynie, Kate, Sticky, and Constance, all graduates of the Learning Institute for the Very Enlightened and members of the Benedict Society, embark on a scavenger hunt that turns into a desperate search for the missing Mr. Benedict.

"About: Book Two in the Mighty Muskrats Mystery series. The Mighty Muskrats have a new case to solve: to find the whereabouts of their grandpa's long-lost sister. Once in the bright lights of the big city, the cousins get distracted, face off with bullies, meet some heroes and unlikely teachers, and experience many of the difficulties First Nations kids can face in the city. The Muskrats' search for their missing auntie takes them all the way to the...

Hoping to bring back her father and the other missing royals of Cello, Princess Ko gathers a group of teens, each with a special ability, including Elliot, whose forbidden communications with Madeleine may be the key to traveling across worlds.

Overweight and non-athletic, twelve-year-old Hale may have been born and raised to be a spy for the Sub Rosa Society but it seems he is unlikely to become a Field Agent until his parents are captured by the evil League and Hale sets out on a solo mission to save them.

A research trip to the Amazon rainforest turns into a dangerous mystery when Ring and Asia Wilde's scientist mother goes missing, and in order to rescue her, they must use their skills to survive the jungle.