Tired of the rules that have bound them ever since "the bad thing happened," twelve-year-old Diana ignores her brother's warnings and befriends the daughter of the new caretaker, setting in motion events that lead to the release of the spirit of an evil, crazy woman who once ruled the old Willis place.

When Oliver spends the weekend with his aunt and uncle, he soon discovers the source of their sleepless nights.

Things get even spookier at Spookie House when Uncle Drac's nephew Max comes to stay for a week and Araminta goes on a combined werewolf and vampire hunting expedition.

In this story told mostly through letters, children's book author, I.B. Grumply, gets more than he bargained for when he rents a quiet place to write for the summer.

"A strange house appears on Jac's street on the five-year anniversary of her cancer diagnosis, and when she gets trapped inside she will have to confront horrors from her past to find a way out"--Provided by publisher.

With the impending closure of the post office, the transition to the new communication system VEXT-mail is anything but smooth for the human and paranormal residents of Ghastly, Illinois. Story told mostly through letters.

Tacky is not very helpful as Goodly, Lovely, Angel, Neatly, and Perfect plan and prepare for Halloween, turning their igloo into a haunted house and making treats, but while Tacky is finishing his costume something really frightening arrives, and only he can chase it away.

Iggy is delighted when Ada Twist's Aunt Bernice inherits a mansion featuring his favorite architectural periods, but unless the Questioneers can find its missing antiques, the house may be lost forever. Includes information about Art Deco and Art Nouveau, facts about unusual cats, a recipe for ice cream, and a biographical note on Ida B. Wells.

In this story told mostly through letters, busybody Dick Tater tries to ban Halloween and ghost stories, as well as to break up the popular writing team of I. B. Grumply, ghost Olive C. Spence, and eleven-year-old illustrator Seymour Hope.

A witch tries to scare ten ghosts out of the haunted house where they live, but in the end, they play a trick on her.