Teenage detective Nancy Drew uses her courage and powers of deduction to solve the mysterious happenings in an old stone mansion.

When a puppy who is being trained as a police dog goes missing, third-grader Judy forms a detective agency to solve the mystery, imitating her literary heroine, Nancy Drew.

A life-size puppet is haunting the Van Pelt estate and Nancy Drew must solve the mystery.

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

Nancy Drew investigates when a doll goes missing at a sleepover party.

The Clue Crew is headed to the mall for new school supplies. Right away it looks like the girls have a back-to-school mystery on their hands. Money is missing from the Pencil Box's cash register, and all fingers point to the clerk, Rodger. Nancy doesn't believe he's a thief, but she'll need to examine the facts first--good thing she bought a new notebook!

The blatant acts of a lady swindler posing as Nancy Drew arouse the suspicion of friends and local police against the real Nancy.

Nancy, George, and Bess have been invited to an April Fool's Day party at their new schoolmate's house, with each guest bringing a gag to the party and the best prank winning a special prize. When two of the guests' fancy new electronics go missing, Nancy knows it's no joke, and the Clue Crew are on the case to find the missing gadgets.

Nancy Drew must find a man who has been missing for years in order to locate the other half of a treasure map.

Nancy Drew and the Clue Crew investigate when circus acts are sabotaged. When the circus comes to River Heights, Nancy and the Clue Crew investigate who is stealing some very important props from the performers.