Most Popular Books by Carolyn Keene

A desperate call from an old friend brings Nancy to Seattle to investigate a possible murder.

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?

STARTLING EVIDENCE GIVES NANCY A NEW PERSPECTIVE ON THE FINE ART OF MURDER. Nancy's spending Thanksgiving in Paris, the city of light, love.. .and mystery. Her neighbor is Ellen Mathieson, a professor whose study of painter Josephine Solo has suddenly taken a dark and disturbing turn. Ellen's research assistant is dead -- killed in an accident exactly like the one that took Solo's life six months before! Josephine Solo left a legacy of secrecy and scandal. . .even the possibility of a double life. But Nancy begins to suspect that some of the professor's students also have something to hide. Paris is full of powerful temptations -- forbidden romance, secret passions, financial greed -- any one of which could lead to a motive for murder.

A carrier pigeon furnishes Nancy with a clue to a mysterious retreat.

Someone is playing a Ho! Ho! Ho-rrible trick on Nancy Drew! Christmas is coming, and Nancy's third grade class is having a Secret Santa exchange. That means cards, candy, and a special gift for everyone. Everyone except Nancy Drew! Is it a mistake? Is somebody just being silly or mean? Or is someone hiding something and afraid to tell the truth? One thing's for sure. Nancy's presents are gone, and all she has to unwrap is one big mystery!

SOMETIMES, YOU REALLY HAVE TO WATCH WHAT YOU EAT.... At Haunted Harriet's restaurant you can have Boo Burgers, Franken-furters, and Monster-Mash Potatoes. But for Nancy, the real trouble is the creepy, crawly cake that goes ker-plooey! When a snooty birthday girl gets cake-slimed, Nancy may get the blame. But make no mistake, Nancy will find out who really put the glop in the cake -- no matter who's cooking up trouble!

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.

An irresistible ballet star from the Soviet Union leads Nancy on a dance with danger. But is the star a master of dance? Or of deceit?

Nancy has come to Minneapolis in the dead of winter to investigate a robbery. An old friend, Alison MacDonald, has inherited from her uncle the Crystal Palace, a state-of-the-art skating arena. But a large portion of the money he also left her has disappeared, and if Nancy doesn’t find it, Alison will lose the Palace!

Come one, come all! The circus is coming to River Heights! The flyers claim this circus will be the biggest and best show around, with the funniest clowns, the cutest animals, and the most daring acrobats. Nancy and the Clue Crew can't wait to see it! But when the performers are forced to go on without some very important props, Nancy begins to wonder, Is someone clowning around with this circus? She's not sure, but one thing is certain -- what Nancy and the Clue Crew discover proves that the circus really is the greatest show on Earth!

Is there a clue in the mysterious stagecoach? Who will find it?

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!

SOMEBODY'S NOT PLAYING FAIR! Nancy, Bess, and George are going skiing. But the whole weekend is getting crazy. First some bratty boys play catch with Bess's hat. Then George's lucky necklace disappears! Not only that, but someone's getting very pushy on the mountain. It's up to Nancy to find out who's playing all the dirty tricks. Because someone's turning the snow fun into no fun at all!

Visiting the nation’s capital for a sightseeing vacation, Nancy is alarmed when a priceless Mayan artifact disappears from the Beech Hill museum and finds her only clue in a strange note containing a red handprint.

A weekend on the slopes is just what Nancy and Ned need to rekindle their romance. Joined by Bess and George, they head for the mountains—and run straight into deadly peril. First, Nancy's towline breaks, then she and Ned careen toward the edge of a cliff in an out-of-control Jeep! Among the suspects is a good-looking ski instructor who George is already falling for. Nancy’s got to move fast—before an avalanche of murder buries them all!

When a model disappears, Nancy takes her place in a benefit fashion show and helps to track down a dress thief.

Nancy Drew, the girl detective, and her friend, Ned Nickerson, find a pirate chest filled with gold coins in the hold of an old showboat.

Nancy encounters a mysterious saleswoman in a perfume shop, a curious man on the train, and then finds herself trying to decipher a strange code.