One of Mr. Drew's new clients, Mr. Sakamaki, requests Nancy's help solving a mystery. Mr. Sakamaki recently inherited his grandfather's estate in Hawaii, but two strangers arrive, claiming to also be the grandchildren of his deceased grandfather. Can Nancy uncover the truth?

When the eerie performances of a life-size puppet begin to haunt the old Van Pelt estate, where an amateur acting group - The Footlighters - have their theater, Nancy Drew is called upon to unravel the baffling mystery. From the moment the detective and her friends Bess and George arrive at the mansion, the dancing puppet puzzle is further complicated by Tammi Whitlock, the Footlighters' temperamental leading lady, and Emmet Calhoun, a Shakespearean actor.

Nancy's search of the mansion's dark, musty attic for clues to the weird mystery starts a frightening chain reaction. A phone call...

When Nancy Drew receives a valuable moonstone as a gift from an unknown person, she is amazed and puzzled. But it is only the first of several startling events in this complex mystery that challenge the ingenuity of the pretty sleuth.

Why are the Bowens - a missionary couple who recently returned to the United States - having so much trouble finding their missing seventeen-year-old granddaughter, Joanie Horton? Nancy and her friends travel to Deep River, the town where the young Jonie lived. From the motel where Nancy and her friends stay, they can see an intriguing castlelike structure...

Warnings not to go to Scotland can't stop Nancy Drew from setting out on a thrill-packed mystery adventure. Undaunted by the vicious threats, the young detective - with her father and her two close friends - goes to visit her great-grandmother at an imposing estate in the Scottish Highlands, and to solve the mystery of a missing family heirloom.

And there is another mystery to be solved: the fate of flocks of stolen sheep.
Baffling clues challenge Nancy's powers of deduction: a note written in the ancient Gaelic language, a deserted houseboat on Loch Lomond, a sinister red-bearded...

Nancy Drew must search for a flight of 99 steps to solve the mystery of a friend's weird dream. Her search leads her to France, but before she leaves the United States, an unknown person calling himself Monsieur Neuf warns the young sleuth not to pursue her mission.

With her friends Bess and George, Nancy arrives in Paris to join her father who is working on another case: to find out what, or who, is frightening wealth financier Monsieur Leblanc into selling large amounts of securities. Startling discoveries convince the young detective that Mr. Drew's case and her own mystery are linked...

Thrilling, dangerous adventures confront Nancy Drew while on a safari in East Africa with a group of American college students. Excitement runs high as the teen-age detective delves into the theft of a fabulous sapphire formed by nature millions of years ago. The mystery starts in Nancy's home town. Her lawyer father's client, Floyd Ramsay, who fashions beautiful and unusual synthetic gems, is accused of stealing the magnificent spider sapphire and exhibiting it as his own creation. Mr. Ramsay's enemies blackmail him and by their vicious acts try to deter Nancy from going on the safari....

The strange disappearance of a young Turkish client of Mr. Drew's and the gift of an Oriental rug with a coded message woven into its decorative border start Nancy on a difficult search for a missing mannequin. What happened to the attractive figure that Farouk Tahmasp used in the display window of this rug shop? Who is trying to keep Nancy from finding it - and why?

Tracking down the intricate trail of clues takes Nancy and her friends Bess and George, Ned, Burt, and Dave to Turkey. Their sleuthing leads them to the Grand Bazaar in the exotic city of Istanbul, where Bess mysteriously...

Aunt Eloise Drew invited Nancy and her friends to Mirror Bay Bide-a-Wee cabin near Cooperstown, New York, for a visit and a chance to solve the mystery of the woman who glides across the water. Upon their arrival, Nancy becomes mixed up in a vacation hoax and is nearly arrested for fraud.

On the wooded mountain near the cabin further exciting events await Nancy and the other girls. In the deep forest, a weird luminescent green sorcerer appears who threatens to cast an evil spell on anyone investigating his strange activities. In a dangerous twist of circumstances Nancy finds that solving...

When Nancy Drew eagerly agrees to help her lawyer father solve the mystery of the glowing eye, she has no way of knowing that it will involve the kidnapping of her close friend Ned Nickerson. A puzzling note in Ned's handwriting set Nancy and her friends Bess and George on a hazardous search for a bizarre criminal. From their base of operations, the Emerson College campus, the three girl detectives and Ned's college pals follow a maze of clues to locate the kidnapper's hideout and rescue Ned. Not only is Nancy greatly worried about Ned, but also she is alarmed by the high-handed methods of a...

Gold There are rumors that long ago a treasure was hidden in a city now buried under the Nevada desert. Nancy and her friends plan to join a dig sponsored by two colleges to hunt for the gold. Before she starts, the young sleuth receives an ancient stone table with petroglyphs on it. With this amazing clue, however, come a threat and danger from a thief who also wants the treasure.

One harrowing adventure after another besets Nancy, Bess, George, Ned, Burt, and Dave in 102-degree temperatures as they pursue Nancy's hunches above and below ground. They are assisted by a fine woman and a...