Through the medicine cabinet

After Zack opens his medicine cabinet one morning and sees a boy who could be his double staring back at him, he enters a parallel universe.

Main Author: Greenburg, Dan.
Other Authors: Davis, Jack E. (Illustrator)
Format: Books Print Book
Language: English
Published: New York : Grosset & Dunlap, c1996.
Series: Zack Files
Subjects: