"When unlikeable Elsie dies in the influenza pandemic of 1918, she comes back to haunt Annie to make sure she'll be Annie's best--and only--friend soon"--Provided by publisher.
After Ashley and Kristi find an antique doll buried in old Miss Cooper's garden, they discover that they can enter a ghostly turn-of-the century world by going through a hole in the hedge.
Molly doesn't like her whiny new stepsister Heather. But when Heather's new friend turns out to be a ghost that lures children into a pond to drown, Molly realizes that she'll have to do something.
Twelve-year old Molly and her ten-year old brother, Michael, have never liked their younger stepsister, Heather. Ever since their parents got married, she's made their lives miserable. Now their parents have moved them to the country with a cemetery in their backyard. Heather starts talking to a ghost named Helen and warns Molly and Michael that Helen is coming for them.
When thirteen-year-old Logan and his family move into a run-down old house in rural Virginia, he discovers that a woman was murdered there and becomes involved with his neighbor Arthur in a dangerous investigation to try to uncover the killer.