When Nancy Drew and her two close friends arrive for the Emerson University June Week celebration and learn there has been a mix-up in their motel reservations, the confusion leads to a baffling mystery.
Uncle John Rorick, a descendant of the early settlers of the town of Emerson, invites the three girls to be his guests at his historic mansion on Pine Hill. Shortly after their arrival, he tells them about the phantom who haunts the mansion’s...

Dink and his friends unearth the mysterious truth behind the envelopes incorrectly delivered to his house.

When a Connecticut teenager inherits vast wealth and an eccentric estate from the richest man in Texas, she must also live with his surviving family and solve a series of puzzles to discover how she earned her inheritance.

While visiting Wallis's castle, Dink and his friends investigate strange noises that lead them to a dangerous secret.

When seventeen-year-old Avery moves to rural Georgia to live with her ailing grandmother, she encounters decade-old family secrets and a mystery surrounding the town's racist past.

When a shy high school student's body is found washed up on the shore of a quiet beach town - an apparent suicide - Terry Novak doesn't know what to think. He decides to do some investigating with the help of his best friend, Abby. Before long, they learn that asking questions puts them in grave danger. Fortunately, Terry has been learning about fighting, thanks to a retired boxer, who teaches him to use his head and keep his feet set beneath him...

Dink and his friends investigate why pets, like Mrs. Davis's canary, Mozart, are mysteriously disappearing all over town.

At Green Lawn Elementary, the entire school becomes involved in a mystery when Mr. Bones, the skeleton in the nurse's office, disappears.

When the creator of a new, popular reality game is kidnapped, Abigail Hunter and her friends go on their first official mission for The Center and if they are lucky they might just save the world.

Twelve-year-old Hazel Rothbury stows away aboard the Titanic and, with the help of a porter named Charlie and a first-class passenger named Sylvia, she sets out to explore the great ship, uncovering a haunting mystery--until the ship hits an iceberg and she must fight to save herself and her friends.