Ned’s marketing project for his Emerson College class—introducing Spotless beauty cream to the public at a local mall—is threatened by a mysterious individual who has laced the product with poison. It’s up to Nancy to uncover the perpetrator.

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Ned’s marketing project for his Emerson College class—introducing Spotless beauty cream to the public at a local mall—is threatened by a mysterious individual who has laced the… Развернуть 

The Dean of Emerson College enlists Nancy to investigate the thefts of a valuable substance being used in a top-secret experiment. But when Nancy discovers that the experiment involves biological mutations, she knows she must find the culprit before the lives of everyone on campus are endangered.

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The Dean of Emerson College enlists Nancy to investigate the thefts of a valuable substance being used in a top-secret experiment. But when Nancy discovers that the experiment… Развернуть 

An imposter has been using Nancy’s name to con wealthy townspeople out of thousands of dollars. Now the teen sleuth must clear her own name and uncover the true identity of an unscrupulous extortionist and her mysterious partner.

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An imposter has been using Nancy’s name to con wealthy townspeople out of thousands of dollars. Now the teen sleuth must clear her own name and uncover the true identity of an… Развернуть 

Nancy takes on a baffling case at the River Heights zoo. Four wild cats have vanished, and Owen Harris, a handsome grad student working on the World of Africa exhibit, is chief suspect. He appears guilty, but has he been framed? At the same time, a great perfume formula is missing, and Nancy is soon hot on the scent.

Nancy must tread carefully as she finds danger in the blacktop jungle while searching for the valuable cats and the missing formula. When Nancy walks straight into a trap, she must rely on her wits to save her skin!

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Nancy takes on a baffling case at the River Heights zoo. Four wild cats have vanished, and Owen Harris, a handsome grad student working on the World of Africa exhibit, is chief… Развернуть 

The football players of Bedford High School take their football too seriously for their own good. When waitress Cynthia Tyler is fired from the popular restaurant Touchdown for stealing, Nancy investigates and finds a connection between the missing money and the football team, including Cynthia Tyler’s boyfriend, who is the team’s star quarterback.

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The football players of Bedford High School take their football too seriously for their own good. When waitress Cynthia Tyler is fired from the popular restaurant Touchdown for… Развернуть 

Nancy goes to the Kentucky Derby -- where death is the dark horse.
When Carson Drew invests in a Derby entry called Pied Piper, Nancy and Bess fly to the big event. The favorite is Toot Sweet, but during a workout an accident nearly takes the horse's jockey out of the running. Later, while racing, the jockey takes a nasty spill, and Nancy is sure the real cause is foul play. The teen sleuth sets out to track a treacherous opponent at the world-famous Run for the Roses -- only to find she's a sure thing to hit the finish line dead last.

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Nancy goes to the Kentucky Derby -- where death is the dark horse.
When Carson Drew invests in a Derby entry called Pied Piper, Nancy and Bess fly to the big event. The favorite… Развернуть 

Nancy and Ned are off to Southern California to visit Josh Kline and his younger sister, Rachel. But when Rachel disappears from her high school commencement, Nancy learns that the girl has graduated into a world of trouble. She's fallen into an ultra-rich, ultra-chic, ultra-dangerous LA scene.

One of the guys Rachel's been hanging out with has a taste for hot cars and a distaste for all the rules. He's a prime suspect in a wave of burglaries in the Hollywood hills, but a secret society calling itself the Kats warns Nancy off the case. Rachel's playing with fire, and Nancy knows she has to find out what makes the Kat clique tick before Josh's little sister gets burned.

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Nancy and Ned are off to Southern California to visit Josh Kline and his younger sister, Rachel. But when Rachel disappears from her high school commencement, Nancy learns that… Развернуть