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

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.

A young Egyptian boy struggles to reveal a hideous crime and reshape his own destiny.

Fifth-grader "Encyclopedia" Leroy Brown solves ten mysteries and, by putting the solutions at the back of the book, challenges the reader to do the same.

In this sequel to "Howliday Inn," the Monroe family pets are again boarded at Chateau Bow-Wow, where some spooky goings-on serve as a distraction from the kennel's poor food. First there is the omen: A relentless rain stops suddenly at 3:00 am and Chester shows Harold and Howie a cat carrier, open and waiting, by the front door. Chester, who has been reading avidly about the paranormal, predicts that they will soon be traveling someplace, and chances...

The solutions to ten mysteries solved by Leroy "Encyclopedia" Brown are given in a separate section challenging the reader to match wits with the ten-year-old mastermind of Idaville's war on crime.

"No one knows who killed Mrs. Donaldson, or where she hid her fortune.  When Logan and his family move into her old house, Logan is dragged into trying to solve the mystery of his new friend, Arthur.  The pursuit of clues leads them straight into trouble, and ultimately to a derelict and creepy amusement park.  But little do the boys suspect that the closer they get to the truth, the more danger they're in..."--Back cover.

At an old library, the Alden children discover a boy who needs their help and a stranger who is after a valuable object they found in the library.

Bedeviled by evil fairies that only she can see, thirteen-year-old Tanya is sent to stay with her cold and distant grandmother at Elvesden Manor, where she and the caretaker's son solve a disturbing mystery that leads them to the discovery that Tanya's life is in danger.

Thirteen-year-old Lemony Snicket begins his apprenticeship with S. Theodora Markson of the secretive V.F.D. in the tiny dot of a town called Stain'd By The Sea, where he helps investigate the theft of a statue.