Using her photographic memory Cam Jansen joins Eric in solving the mystery of how some of the school computers were stolen.

When the Mona Lisa is stolen, Jack Stalwart, a secret agent with the Global Protection Force, must find it before it leaves the country and is never seen again.

In 1920s New York City, a young girl with a deformed foot recruits her new friends, a female pickpocket and two circus performers, to help recover an emerald from her grandfather's mansion in upstate New York after he loses his home to an unscrupulous tycoon.

The traditional River Heights Thanksgiving feast festivities are being threatened when Thanksgiving food all around town begins to disappear and the Clue Crew must rush to save the holiday.

James "Gum" Shoo and his friends are on a trip to the River City Natural History Museum, where they discover that a small dinosaur model and some chickens have both gone missing--and the four sixth-grade detectives promptly set out to discover who is behind the theft.

Having grown up in a trailer park with an overworked mother and attention-deficit disorder, Robert Kelley, now eighteen, steals--and crashes--three airplanes before being caught.

When a priceless sculpture disappears from the Capitol City Art Museum, thirteen-year-old Clementine Wim, daughter of an assistant curator, and her three friends set out to solve the mystery and recover the Statue of Gudea.

While visiting his girlfriend Summer in Malibu, Teddy stumbles upon two mysteries involving a blown up whale explosion and a string of beach sand thefts, but his investigation is sidetracked by a rumor that his girlfriend is dating a celebrity, leading him to question their relationship.

"The Thea Sisters are visiting a friend in sunny California - and she invites them to the set of a movie in Hollywood! The mice love being around famouse and fabumouse directors and actors as they're working. But then an important reel of film is stolen from the studio! Can the Thea Sisters catch the thief and save the movie?"--Back cover.

There is a legend that if the ravens at the Tower of London ever leave then Britain will fall, so when somebody steals the birds, the Queen calls for Mac B. to find the thief and retrieve them--a mission that takes him to Iceland, where he encounters secret submarines, hungry polar bears, and his archnemesis from the KGB.