mystery and detective stories

Jacques Canard, noted undersea explorer, asks Miss Mallard to help discover who is destroying the coral in Australia's Great Barrier Reef.

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

Scooby-Doo tries to keep a carnival from going out of business.

Cam uses her photographic memory to identify the person who stole a valuable autographed baseball.

Fifth-grade sleuth Cam Jansen uses her photographic memory to catch a thief during a department store sale.

Fifth-grade sleuth Cam Jansen uses her photographic memory to solve a monkey smuggling mystery at the city zoo.

Nate and his dog Sludge are determined to find the recipe for his mother's monster cookies. Includes related facts, jokes, and activities.

Nate the Great solves the mystery of the missing picture.

Nate the Great investigates two cases that may be connected, involving a missing valentine and a valentine that came from nowhere.

Benny wants adventure and finds it as he and the other Alden children help uncover the plan of those who would prevent ballooning from coming to Lloyd's Landing.