Michael Dahl 
Werewolf Skin [PDF ebook] 

Two brothers and their father plan a hunting trip deep in the woods when a bizarre legend about a werewolf rears its head. Is that dark shape lurking among the trees actually half-human and half-wolf? Professor Igor’s tale of terror reveals the dark truth about a terrible family curse. This series of hi-lo books is sure to sink its teeth into reluctant readers–and refuse to let go until the final page. Each book includes discussion and writing questions, a glossary, and educational back matter.