On the first day of summer vacation, four mystery-loving friends on a small island are seeking a dogwood tree when they unearth a remnant of a famous battleship built in the 1600s.

Twelve-year-old Rose sets out to prove her brother's innocence when he is accused of shooting a politician during a Wild West Show performance in Loiusville, Kentucky in 1886.

"When a storm strikes at Blackbrook Academy, an elite prep school nestled in the woods of Maine, a motley crew of students--including Beth 'Peacock' Picach, Orchid McKee, Vaughn Green, Sam 'Mustard' Maestor, Finn Plum, and Scarlet Mistry--are left stranded on campus with their headmaster. Hours later, her body is found hanging in the conservatory and it's very clear her death was no suicide. With this group of students who are all hiding something,...

When Charlie Hitchcock, the smartest kid at school, gets a note from the school bully, Tyler Yu, demanding a meeting, he fears the worst--but it turns out that Tyler wants him to solve the mystery of the missing magician at the Abracadabra Hotel.

Because they do not want to be separated, four orphaned children run away and live in an old abandoned boxcar

While attending the Cuckoo Clock Carnival in Germany, the Thea sisters investigate the theft of a famous clock.

Thea Stilton returns to her old school, Mouseford Academy, to teach a course in adventure journalism, and investigates a mystery involving a strange inscription and a missing person along with five female students.

Esha and her best friends, Avery, Bree, and Jaelyn, are set for a great summer at Storm Cliff Stables improving their riding skills--until Esha tells a ghost story around the campfire that has everybody jumping at shadows, and blaming the imaginary ghost for anything that goes wrong.

Teenage detective Nancy Drew uses her courage and powers of deduction to solve the mysterious happenings in an old stone mansion.