Enter If You Dare 
Subtitle: Build Your Own Electronic Door Alarm (Troll Discovery Kit)
Edition: Bk&Acces edition
Publisher: Troll Communications
Published: February 1, 1998
Language: eng
Format: Paperback
Number of pages: 16
ISBN-13: 9780816744657
Subjects: Children: Grades 3-4; Juvenile Nonfiction; Children's Books/Ages 9-12 Fiction; General; Non-Classifiable; Business & Economics