While vacationing at a friend's country home, the four Alden siblings try to find a long-missing, priceless brooch, while also investigating the existence of a ghostly stream.

While visiting a small town in Alabama, the Aldens hear mysterious howls at midnight, leading them to wonder if an old local legend about a ghost dog is true.

While visiting the Diamond Drive-In with their grandfather, the Boxcar Children investigate a series of pranks and ghost sightings at the outdoor theater.

Maggie Brooklyn is distracted from solving the mystery of who is out to sabotage the new sweet shop in the neighborhood because her new dogsitting job has her and her twin brother Finn spending time in what may be a real haunted mansion.

While visiting an old mansion, the Aldens investigate the possibility that it may be haunted.

"The decaying mansion is known as the old Willis place, even though no one named Willis has lived there for years.  Diana and her little brother, Georgie, know every inch of its extensive grounds.  They climb trees and swim in the pond.  And they can do whatever they want, even stay up all night.  They don't have to change their clothes, brush their hair, or go to school.  They have total freedom--as long as they don't leave the old Willis place. ...

In a quaint New England town with a history of witches and pilgrims, misunderstood eleven-year-old Norman Babcock (who can see and talk to ghosts) must save his town from pilgrim zombies, take on an angry witch, an annoying sidekick, and his boy-crazy teenage sister, as well as dozens of moronic grown-ups who get in his way!

"Cadence "Cady" Archer arrives on Harvard's campus searching for answers about her brother, a schizophrenic genius who leapt from his dorm room window the year before. Eric's brilliance overshadowed Cady growing up, but she worshipped and adored him--even as he became more unstable, retreating deeper into his secretive work on multidimensional spacetime and isolating himself from everyone around him. Losing Eric has left a black hole in Cady's life,...

Alexander, in North Carolina while his father decides whether to remarry and move there, meets the ghost of a Confederate soldier and helps him look for his family.

The children are going on a trip to the Louisiana bayou where they will learn about life in the bayou from Cajun cooking to swamp-boat steering.