The secret of the old clock —Keene, Carolyn.

Nancy Drew searches for an old mantel clock hoping that it contains clues to find a missing will.

Footprints under the window —Dixon, Franklin W.

What happened at midnight —Dixon, Franklin W.

While the clock ticked —Dixon, Franklin W.

The Hardy boys investigate a gang of harbor thieves. Grades 4-8.

Blindsighted —Slaughter, Karin, 1971-

The sleepy town of Heartsdale, Georgia, is jolted into panic when Sara Linton, the town's pediatrician and coroner, finds Sibyl Adams, a young college professor, dead in the local diner.

The scarlet slipper mystery —Keene, Carolyn.

Nancy Drew comes to the aid of the owners of a local dancing school when they receive an anonymous note threatening their lives.

Young Cam Jansen and the spotted cat mystery —Adler, David A.

When a cat appears in their classroom one rainy day, Cam and her friend Eric figure out where it came from.

Deadly stakes : a novel —Jance, Judith A.

Contacted to investigate the gruesome murder of a gold-digging divorcee on behalf of the woman accused of the crime, police academy-trained former reporter Ali Reynolds is simultaneously drawn into another case that coul...

The melted coins. —Dixon, Franklin W.

Suspecting that their friend has been swindled, the Hardy brothers investigate and find themselves on the trail of a much larger criminal operation.

The white wolf —Roy, Ron, 1940-

While visiting their friend Wallis and her adopted daughter on Mount Desert Island, Maine, Josh, Dink, and Ruth Rose investigate why three white wolf cubs were stolen, and by whom.

Chasing Vermeer —Balliett, Blue, 1955-

When seemingly unrelated and strange events start to happen and a precious Vermeer painting disappears, eleven-year-olds Petra and Calder combine their talents to solve an international art scandal.

Free fire —Box, C. J.

The Wyoming governor promises Pickett his job back if he investigates a killing in Yellowstone that circumvented both federal and state law.

The stolen sapphire : a Samantha mystery —Buckey, Sarah Masters, 1955-

En route to Europe on the Queen Caroline ocean liner, Samantha and Nellie help solve the mystery of the priceless sapphire that has disappeared.

Richard Scarry's The great pie robbery and other mysteries. —Scarry, Richard.

Ace detectives Sam Cat and Dudley Pig take on three mysteries involving stolen pies, food theft in a supermarket, and a stolen necklace on a cruise ship.

The Arctic patrol mystery —Dixon, Franklin W.

While searching in Iceland for a missing sailor sought by an insurance company, the teen-age detective brothers uncover a plot threatening the life of a United States astronaut and the secrets of NASA's moon project.

The Berenstain Bears and the missing watermelon money —Berenstain, Stan, 1923-2005.

The Bear Detectives go to work when someone steals the money Farmer Ben has made from selling his delicious and popular watermelons.

The secret of Pirates' Hill. —Dixon, Franklin W.

Hired to locate an old Spanish cannon, the Hardy brothers uncover an even greater treasure after perilous underwater adventures.

Cam Jansen and the first day of school mystery —Adler, David A.

On her first day of fifth grade, Cam Jansen uses her photographic memory to help the police find a car thief. Includes a memory game.

The secret panel. —Dixon, Franklin W.

A chance meeting with a stranger on the road provides the Hardy brothers with a clue to a gang of local burglars.

The clue of the broken blade —Dixon, Franklin W.

While searching for the guard end of a broken saber that will solve one mystery, the Hardy brothers become involved with a gang of bank robbers.