Winter has come to River Heights, and the girls are busy making a snowman--affectionately named Sherlock. They are distracted, however, by one of their classmates. It seems Deirdre has changed her name to Madame Chocolata, and she's reading marshmallows to tell fortunes. Then Sherlock disappears, and an outbreak of pranks plagues the kids. Could Sherlock have come to life--or is someone less frosty behind everything?

Nancy, George, and Bess can't believe the out-of-this-world contest McCormick's grocery store is having -- the kid who guess the number of jelly beans in the jar wins a trip to a space camp! Nancy is superexcited because she has been studying the stars and planets with her brand-new telescope, and space camp would be just the thing to test her new skills. But then the jelly-bean jar goes missing, and it looks like no one will get the chance to blast...

While vacationing in the Midwest with her friends, Nancy Drew investigates a mysterious magnetic cloud, searches for a hijacked plane, and hunts a horse thief.

While trying to help a friend out of a difficulty, teenage detective Nancy Drew has a perilous experience in and around a deserted bungalow.