Rendered a ghost by a bicycle accident, young Finn McAllister teams up with fellow spirit Isabella Rojas to commit invisible pranks on the living, before discovering that they cannot move on to the afterlife.

The ghost of a girl who recently died in an accident makes contact with her grieving father to help solve a mystery in a remote Australian town, where a girl who speaks entirely in riddles is the only witness to a fatal fire.

The Aldens help to blaze a new trail on Blizzard Mountain where rumors tell of buried treasure. The children enjoy hiking and other outdoor adventures. But something strange is going on—supplies go missing, strange noises are heard in the woods, and a member of their group disappears! It's obvious that someone is trying to stop them from clearing the trail. Does a snowy ghost haunt the mountain, or is someone else after the buried treasure?

...

In San Diego in 1918, as deadly influenza and World War I take their toll, sixteen-year-old Mary Shelley Black watches desperate mourners flock to séances and spirit photographers for comfort and, despite her scientific leanings, must consider if ghosts are real when her first love, killed in battle, returns.

A miser learns the true meaning of Christmas when three ghostly visitors review his past and foretell his future.

While on summer holidays in 1936, fourteen-year-old Evan meets a mysterious girl who bears a striking resemblance to the Alice of "Alice's Adventures in Wonderland."

Twin sisters, one living in the Shadow Lands--the realm of the dead-- and one in the land of the living, are called upon to try and save a boy and his friends who have been marked for death by a long-dead serial killer.

You may think you know the story. Penniless orphan Jane Eyre begins a new life as a governess at Thornfield Hall, where she meets one dark, brooding Mr. Rochester--and, Reader, she marries him. Or does she? Prepare for an adventure of Gothic proportions, in which all is not as it seems, a certain gentleman is hiding more than skeletons in his closets, and orphan Jane Eyre, aspiring author Charlotte Bronte, and supernatural investigator Alexander Blackwood...

Creepella investigates mysterious holes around Squeakspeare's mansion - could legendary pirate Morgan Blackwhisker be searching for his lost buried treasure?

Mrs. Worm and Gloomsburg castle are taken over by ghosts.