Synopses & Reviews
The fourth book in the six-book series about a pony who turns into a unicorn at night. Readership level: 7 - 9 yrs. B/w illus.
Lauren's little brother, Max, has been having bad dreams about ghosts. Their friends at school all think that a treehouse in the woods nearby is haunted and won't go near it. Lauren and Twilight, her secret unicorn, decide to investigate.