While trying to locate a missing dancer who is about to gain a large inheritance, Nancy Drew finds a clue leading to the solution of yet another mystery.

Nancy Drew sets out to prove that her father's client was unjustly accused of trying to sabotage the United States space program.

Attempts are made against Nancy's life when she accepts a case in Honolulu. She must decipher strange symbols written on a piece of paper in order to learn the mystery behind an estate inherited by her client.

Nancy and her friends find they have to overcome people's superstitions and fears in solving the case of a "jinxed" and threatened bird farm.

Nancy Drew tries to find a clue to the strange tapping sounds in the house of a retired actress.

When Nancy Drew and her friends go to a lake in New York to investigate reports of a woman gliding over water, they discover a treasure underwater.

An unusual hex sign leads Nancy Drew to Pennsylvania Dutch country in pursuit of a thief who stops at nothing to get rid of her.

At a doll collector's request for help, a young sleuth searches for an old album, a lost doll, and a missing gypsy violinist.

Nancy Drew joins the circus in order to investigate the mystery surrounding a gold charm bracelet and a young orphaned aerialist.

A college fraternity treasure hunt is marred by accidents and dirty tricks - Nancy must find the culprit before the whole event is shut down.