Carolyn Keene

Nancy Drew becomes involved in a mystery centering around a strange oriental perfume

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

On her vacation at Shadow Ranch, young detective Nancy Drew encounters a mystery involving a phantom horse, a haunted ghost-town and a perilous gang of cowboy thieves

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.

When Nancy Drew sets out to solve the mystery of a hidden family treasure for her friend Cecily Curtis at Misty Lake, she encounters strange apparitions and a haunted house

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.

A group of professional detectives challenge Nancy to tackle a mystery that they have failed to solve: find an invaluable message hidden by a missionary centuries ago in a hollow oak tree in Illinois. While searching the woods for the ancient tree, Nancy and her friends live with a group of young archaeologists who are excavating prehistoric Indian burial mounds on a nearby farm. A shadowy enemy stalks Nancy and harasses everyone at the dig. The young investigator pursues her dangerous adversary to an outlaws' cave, and is threatened when she discovers an unusual treasure. How Nancy, with few clues to go on, solves this complex mystery will thrill all readers.

Nancy witnesses the malicious burning of a stately home, and becomes convinced of the prime suspect's innocence

Nancy Drew solves her first mystery when the accidental rescue of a little girl who lives with her two great-aunts leads on an adventurous search for a missing will

Nancy Drew solves two mysteries when she learns the origins of an eerie wheel of fire

Nancy Drew investigates strange tapping noises in the home of a retired actress and discovers them to be in Morse code

Nancy Drew becomes involved in a double mystery concerning a haunted bridge and jewel thieves.

Once again, Nancy faces two puzzling mysteries at once The first concerns a valuable collection of rare books that Mrs. Horace Merriam commissioned anart dealer to sell--has he swindled her instead? The second mystery revolves around the baffling theft of a beautiful marble statue. To solve both mysteries, the famous young detective disguises herself and assumes a false identity. Despite these precautions, danger stalks Nancy's every move. An attempted kidnapping, a nearly disastrous sailboat collision, and an encounter with a dishonest sculptor are just a few of the exciting challenges that Nancy is faced with as she gathers evidence against a clever ring of art thieves.

What could be sweeter than a visit to Zuckerman's Zonked Candy Factory? Nancy and her class will see how their favorite candy is made, and even get free samples. Mr. Zuckerman himself gives the grand tour past the sparkling machines that spit out Sticky Gummy Goo, Karamel Krunchettes, Frostee Jewels, and more.Then Mr. Zuckerman tells the kids he has dreamed up the perfect candy. He even shows them the paper with the secret recipe. But when the visit is over, the recipe has disappeared and no one can find it! Is the greatest candy lost for good?

Nancy Drew joins the circus in order to investigate the mystery surrounding a gold charm bracelet and a young orphaned aerialist.

When a gang that uses parties as a cover for robberies victimizes a masquerade party Nancy is attending, the teen-age detective switches identity with her girl friend to solve the case.

Nancy Drew sets out to prove that her father's client was unjustly accused of trying to sabotage the United States space program.