mystery and detective stories

After the kidnapping of the Hardy Boys' father, criminals hold New York City ransom under the threat of a city-wide fatal virus infection.

In trying to free their friend Holly from the clutches of a murderous mountain cult, the Hardy Boys find that the lunatic Rajah and his followers have spread to their own home town.

An attempt to help their kidnapped uncle leaves the Hardy Boys stranded in a strange city far from home, being hunted down by two desperate gangs.

When Mickey the zookeeper calls for help, Detective Donald goes to the zoo to find out who has been stealing peanuts.

Before their friendships are ruined, the Help-for-Hire gang must figure out who is impersonating them and causing trouble in Raven Hill.

Norah and Darcy have to put their differences aside when Zane Munro ask them for help after he has been accused of burning down the school's new field house.

Scooby-Doo and his friends from Mystery, Inc. are invited to the North Pole for a special treat, but when Santa's sack of gifts disappears, the group must get on the case and save Christmas.

While with a group searching for a special medicinal plant, Nancy tries to discover who is trying to sabotage the group's efforts, and when the culprit pushes Nancy over a cliff, she is left dangling by her fingertips and hoping Bess and George can find her in time.

Cam Jansen and her best friend are spending three weeks at Camp Eagle Lake, where they play sports, do crafts, and solve three mysteries.

Answering an advertisement for an artist's assistant involves seventeen-year-old Dickory Dock in several mysteries and their ultimate solutions.