Best Selling Books by Carolyn Keene

Nancy must find the answer to why someone is destroying the wildlife in a refuge in the Rocky Mountains.

When Paula DeJagger, an exchange student staying with one of Nancy’s friends, begins acting strangely, Nancy investigates and discovers that Paula and other exchange students are being blackmailed to commit crimes.

When Nancy Drew’s new neighbor, Nikki Masters, is questioned about her boyfriend’s murder, Nancy—convinced of her friend’s innocence—investigates the crime.

George is upset. Everyone’s going on a field trip except her. Why? Because the teacher says she was passing notes in class. But she wasn’t. Someone was passing notes to her! Maybe if Nancy can find out who did write the notes, the teacher will change her mind. The funny thing is, Nancy has to find someone who really likes George!

Nancy must find out if real ghosts are haunting Persimmon Woods Pioneer village or if someone is out to destroy the village.

Nancy and her friends investigate mysterious events taking place in an amusement park.

Nancy goes behind the scenes at the circus and finds big trouble under the big top. Nancy’s in Sarasota, Florida, winter site of the Grand Royal Circus, to help trapeze artist Natalia Petronov look into her heritage. Adopted as an infant, Natalia is now determined to find her real father. But as Nancy searches for clues in a shadowy past, one thing becomes instantly clear in the present: Natalia’s life is at risk! Natalia flies through the air with the greatest of ease—until someone messes with her trapeze. And whoever’s playing tricks is definitely not clowning around. The circus of danger is about to begin, and in the center ring lies a deadly secret. The search for the truth could lead Natalia—or Nancy—to take a hard fall…without a net!

When she learns that the recently widowed Mrs. Kittredge is making regular visits to a fortune-teller and turning over large sums of money to Madame Destiny, Nancy decides to investigate.

Nancy Drew and her friends investigate a murder case, that involves some members of the university basketball team.

Unless Nancy can win the money in the Independence Day Rodeo, she’ll lose her beloved ranch. Before the rodeo, Tammy Calloway is thrown from her horse in what appears to Nancy to be a set-up. Determined to find out who wants Tammy out of the race, Nancy gets in deep—as the West gets even wilder.

When Nancy’s English postage stamps disappear before she can display the on her pen pal poster for Parents’ Night, she has to discover who has taken them, and why.

The Pineview girls’ soccer team attempts to raise money by selling a pair of brooches, but a thief who substitutes phonies may bring disgrace on the school if Nancy cannot solve the case in this high-stakes high school caper.

At Camp Treehouse, Nancy’s bunkmate Lauren is having a crummy time, because someone has stolen her camera. Nancy investigates, follows the clues, and helps her new friend.

Nancy investigates the kidnapping of Caterina Reigert by posing as the writer of the girl’s father’s autobiography.

SOMEONE''S PLAYING PRACTICAL JOKES -- BUT MEAN MR. DALY ISN''T LAUGHING! Nancy''s class is going to the zoo on Friday, but first they have to survive a week with their strict substitute teacher, Mr. Daly. And things aren''t looking too good: someone is playing practical jokes on him, and he''s threatening to cancel the trip! First a sign saying OLD MEANIE is taped to his back. Then someone puts a fake goldfish in his water glass. But who would want to miss a fun trip to the zoo? If Nancy doesn''t find out, the joke will be on the whole class -- and that''s not funny!

Nancy and her friend, Bree, discover that Tahiti is no paradise as they search for the truth behind the death of Bree’s mother in a freak accident five years ago.

What secret life-giving power does the exquisite ivory elephant charm contain? Can the trinket really protect its wearer from all harm? Nancy Drew finds out when the owner of the Bengleton Wild-Animal Show asks her to investigate one of the performers who may be involved in some mysterious illegal scheme.The girl detective’s assignment becomes complicated when the elephant trainer’s young assistant, Rishi, seeks refuge at the Drew home from his cruel foster father, Rai.While following clues to help the boy find his real father, Nancy learns about an eerie abandoned house. She is harassed by its strange owner, Anita Allison, and the fiendish Rai. How Nancy uses the ivory charm, reunites a maharaja with his son, and brings the evildoers to justice will mystify readers from beginning to end.

Nancy has just two days to help her friend and save the ballet! Nancy and her friends are practicing for the big ballet recital. They''re so excited, and nervous too. Especially Bess, who can''t seem to learn the steps. But then the special music goes missing and the recital might be canceled. Everyone blames Bess and Nancy must take the case!

As Nancy’s summer vacation in the Hamptons draws to a close, she struggles to choose between Ned, her longtime beau, and the handsome dancer Sasha, and she investigates the kidnapping of a millionaire’s daughter.

CIRCUMSTANTIAL EVIDENCE DOESN''T PROVE THE IDENTITY OF CRAFTY THIEVES! Nancy''s friend Bess has been hired by Special Effects, a River Heights company, to decorate Albemarle''s department store for the holidays. When Bess discovers that her friend Ali Marie is now working at the store, she''s thrilled -- the two of them can have lunch and try on clothes for fun! But when some dresses are swiped, Ali is accused of stealing, and the party''s over. Sure of her friend''s innocence, Bess calls in Nancy to help find the real thief. With all the suspects and misleading clues, Nancy and her friends are running in circles -- and the holiday shopping rush isn''t helping! Can they figure out the identity of a clothes-hungry kleptomaniac before the holiday season turns sour?

The River Heights car theft ring makes off with Bess’s brand-new Camaro, and when Nancy finds the suspected thief murdered, she knows that only an accomplice—possibly someone working with the police on the case—could have gotten to the thief before her.

Now you see her, now you don''t... She does headstands, she does cartwheels, she can even do a split! Lizzie Benson gives such an amazing performance in a River Heights talent show that she wins a shopping spree at Tremendous Toys. But is Lizzie for real? She looks an awful lot like the actress in a very old movie poster whose name was Elizabeth Benson. And Lizzie says she lives at 10 Tide Street -- a haunted house. Nancy''s friends are convinced that Lizzie is a ghost. Nancy says she''ll prove them wrong -- but does she have a ghost of a chance?

Nancy and her friends are astonished when the Casabian sisters announce that they will be filming their reality show in River Heights, a production that catapults the town into a maelstrom of midnight calls and threats by a menacing stalker.

Nancy joins an Elizabethan troupe as a lady to the queen’s court. There are performances and feasts, but the true drama unfolds when Nancy learns that she, the queen, and the entire festival have been targeted for sabotage.

When Carson Drew’s millionaire client Clayton Grove dies of a long illness, Nancy is determined to see that the wrong person doesn’t inherit his fortune.

Nancy mounts and investigation that leads to a series of dangerous encounters, an angry Doberman, a mystery assailant, and a life-threatening kidnapper.

Nancy has come to Riverfront amusement park at the invitation of famed illusionist Adriana Polidori. Having inherited the park after her uncle’s tragic death, Adriana has found herself on a rollercoaster ride of terror. For Riverfront has suddenly been transformed into a world of delusion, deception, and potential disaster! The danger begins with the sabotage of Adriana’s magic act and quickly spreads throughout the complex. Squeals of joy turn to shrieks of fear as the park’s rides spin out of control. To rescue Riverfront, Nancy knows she’ll have to work some magic of her own. A dirty trickster is on the loose, bent on making Adriana disappear…permanently!

Nancy Drew and a handsome young detective investigate the threats against Esme Moore, the romance writer whose pending autobiography contains some scandalous confessions.

Tension starts to build in River Heights when people begin choosing their sides for a Civil War reenactment.

Nancy is working the phone lines for the Help Is Here teen hotline—but she receives one call that requires more than a sympathetic ear. A volunteer at the teen center has been murdered, and now the only witness is in danger of losing her own life. Time is running out for Nancy and her anonymous caller.

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.

Teenage heir Hal Colson has been kidnapped, and Nancy knows it will take $475,000 to get him back. Lance Colson, Hal’s handsome uncle and guardian, is convinced that the punk rockers Hal hangs out with are responsible. Nancy gets nervous when she and George are caught casing one of the punk rockers and taken to their hideout—especially when one pulls a gun. But are the punk rockers to blame?

Nancy checks into a luxury hotel where danger comes free of charge. While Nancy investigates threats against Italian-born student Gina Fiorellao, Gina targets Ned Nickerson for romance. Nancy uncovers secret ambitions and sinister desires that could prove fatal—not only for Gina, but for Nancy as well.

Nancy, unaided, seeks to find a missing will, and the search not only tests her keen mind but also leads her into a thrilling adventure.