Best Selling Books by Carolyn Keene

On a tour of the National Aquarium in Baltimore, Nancy is asked to look into a series of threats against the staff. But the controversial curator, whose stand against industrial pollution had sparked conflict, is immediately killed. Nancy races to solve the crime before the murderer strikes again.

The exciting "Nancy Drew Mystery Stories" "RM" compilation includes The Secret of the Old Clock, The Hidden Staircase, and The Bungalow Mystery. Full of action, intrigue, and adventure, these three stories were the first Nancy Drew books ever published, initiating generations of readers into the wonderful world of the intrepid "girl detective" for whom no mystery was too puzzling to solve.

When a series of rare-book thefts strikes the Bloom’s Bookstore & Coffeehouse in River Heights, Nancy Drew finds her only clue in the handwriting of a dead woman.

Nancy wants to have a lemonade stand in the park, but someone took her lemons.

Nancy, Bess, and George are on an Alaskan cruise when things start to go awry.

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

Nancy gets the big picture from a really tiny clue! Nancy and her friends love Mr. Lizard''s Funhouse -- it''s their favorite TV show. But now Mr. Lizard is going to be replaced -- by a cooking show! Nancy gets the kids in school to sign a petition to save the Show, but when she brings it to the TV station, it says in big purple letters, "Get rid of Mr. Lizard!" From the lunch lady to a science whiz kid, anyone in school Could have written the nasty note. Then Nancy''s father gives her a special gift -- a magnifying glass. It''s just the thing for an upclose look at her best clue -- a distinctive purple fingerprint!

Dream trip? Or a nightmare of trouble? When Hannah Gruen inherits a farm from a distant cousin, the Drews, with Bess and George, drive off for a scenic Oklahoma vacation. The plan is to sell the property and pack up whatever mementos Hannah wants to keep. But a terrifying encounter with a tornado is just the beginning of trouble. In a duffel bag Nancy discovers what looks like a ransom note—and a gruff intruder appears, insisting that the bag is his! Is he planning a kidnapping? Nancy contacts the local police, but they think it’s a prank. When charming Derek Owens, a tornado chaser at the local university, offers to help, Nancy accepts faster than a lightning flash. But the clues she discovers lead her deeper into peril, and Nancy’s soon fighting for her life—in the eye of a monster storm!

How many strings will fray before a family business falls apart? Nancy, George, and Bess are going on a vacation to Paris, and Nancy’s father pulled a few strings to get the girls some quaint accommodations: a tiny top-floor flat in a small three-story house on the Ile Saint Louis. The first floor of the building is a puppet theater, museum, and shop, owned by twenty-seven-year-old Mimi Loiseau, who lives on the second floor. Mimi’s great-grandmother had always hinted at a unique family treasure, but she died before she could tell Mimi what, or where, it was. Now someone is stealing puppets and vandalizing apartments. Could this someone be looking for the long-lost treasure? Nancy’s on the scene just in time to help save Mimi’s business—and to make sure they all get home in one piece!

Nancy prepares for her dance recital, but the ballet music is missing.

Nancy Drew can’t wait to participate as a flower skater in the Champions on Ice show. She even signs up extra early! But when someone erases her name from the list, Nancy is crushed—and launches an investigation to find the culprit and get herself back in the show.

Nancy’s puppy finds an old key in Bess’s backyard, and after Bess puts the key in the house, it disappears! Who took it? What’s the big secret? Nancy’s asking the questions, and the answer could be a real surprise.

Someone is using email to sabotage Nancy’s father’s law firm—and Nancy’s searching cyberspace to put an end to this web of greed, deception, and betrayal.

The famous clock from the first Nancy Drew mystery returns in this thrilling adventure.

In the sleepy town of River Heights, teenage sleuth Nancy Drew answers a desperate plea from friend Helen Corning about eerie disturbances at Twin Elms, the grand old mansion of elderly sisters Rosemary and Floretta Turnbull. Valuables vanish, ghostly music haunts the night, chandeliers sway mysteriously, and masked figures lurk—rumors swirl of Civil War ghosts. Fearless Nancy investigates, as her father Carson Drew vanishes amid a feud with miser Nathan Gombet over riverfront land. The second Nancy Drew Mystery Stories novel, this teen detective classic probes courage versus deception in a decaying manor. Its core twist—a secret staircase tunneling to Gombet''s identical stone house—reveals "hauntings" as a swindle to scare out the owners. Nancy alone unravels the plot, rescues her father, and affirms reason over superstition. Young mystery lovers will thrill to Nancy''s solo daring, page by gripping page.

Nancy, Bess, and George travel to a nature preserve in Costa Rica where they investigate why many of the monkeys have mysteriously disappeared from this area.

WHAT''S ON TV? IS IT NANCY DREW? It''s the Amazing Pet Contest, and the winner gets to go on Mr. Lizard''s Funhouse . . . on TV! Katie''s got a singing parrot. David''s got a gross rat. And Nancy''s got Chocolate Chip, her soccer-playing puppy. . . . But Chip won''t do her trick. Something''s wrong, and Nancy''s afraid she''s sick. She also thinks it just wouldn''t be fair if Chip doesn''t get to go on TV because somebody played a dirty trick on her!