Title: The lava crown
Description: Zak and the other young heroes must descend deep underground to face the creature that wears the lava crown and commands the troll army--can they rescue their mentor, Dr. Hoo and the captive humans, or has the doctor betrayed them?
Subjects: Trolls, Paranormal fiction, Juvenile fiction, Fiction, Supernatural, Horror stories, Heroes, Horror tales, Friendship, Monsters, Children's fiction, Fairies, fiction, Monsters, fiction, Supernatural, fiction, Heroes, fiction, Friendship, fiction