Carolyn Keene

Nancy Drew's keen mind is tested when she searches for a missing will.

While trying to help a friend out of a difficulty, teenage detective Nancy Drew has a perilous experience in and around a deserted bungalow.

A brass-bound trunk mistakenly delivered to Nancy's cabin on a New York-bound ocean liner becomes the first clue leading her to suspect that international jewel thieves are aboard.

While solving the mystery of an old man's disappearing fortune, Nancy ends a family feud and reveals the identity of an orphan of unknown parentage.

Having recently disembarked from the Arctic Star cruise ship, Nancy, Bess, and George suffer a series of near-misses before realizing that the unexplained mayhem that occurred aboard the ship has followed them onto dry land.

Dear diary...
Who would want to harm a horse? I kept asking myself that question while watching the beautiful jumpers at the annual River Heights Horse Show. The top riders from all over the country are here, and one of them, Payton Evans, is a close friend of Ned's family. She's been training for years, and Ned said she might even make the Olympic team. But just when Payton was supposed to compete in this show, everything went horribly...

At a doll collector's request for help, a young sleuth searches for an old album, a lost doll, and a missing gypsy violinist.

A bookstore fire seems suspiciously like the plot of a bestselling author's mystery stories.

People at Black Creek are getting very sick from fresh fruits and vegetables crawling with deadly bacteria and Nancy is going to find out who is responsible for sabatoging the Heyworth's farm.

Embarking on a dream vacation in Nantucket, Nancy, Bess, and George attend the opening of an exhibit at a local museum where a vandal has left a threatening message, prompting the girls to investigate numerous suspects.