Carolyn Keene

An anonymous diary is a mystery with handwriting that is difficult to decipher. It is filled with technical drawings and chemical formulas. Was the destructive explosion an accident or an act of revenge?

Read the original Nancy Drew mystery, the first book in the iconic mystery series that introduced readers to America's favorite teenaged sleuth!
The accidental rescue of a little girl who lives with her two great-aunts leads to an adventurous search for a missing will. Longtime fans and aspiring detectives alike will enjoy solving the case alongside Nancy Drew in this suspenseful, action-packed thriller.

The blatant acts of a lady swindler posing as Nancy Drew arouse the suspicion of friends and local police against the real Nancy.

Nancy Drew tries to find a clue to the strange tapping sounds in the house of a retired actress.

Nancy Drew must use clues in a dead man's letters to find some unpublished musical manuscripts that will save an old man and his granddaughter from financial ruin.

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.

Nancy Drew determines whether an ivory elephant charm really protects its wearer from harm when she investigates the involvement of a member of the Bengleton Wild-Animal Show in a mysterious scheme.

Nancy and her friends find a hidden, perplexing message, in an old stagecoach as they search for a treasure hidden many years ago and it leads them on an unusual adventure.

Nancy gets involved in mystery when she receives a valuable moonstone from an unknown person.

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