Keep Out! Door Alarm: Build Your Own Key-Card Security System!

by Ben Grossblatt

No Synopsis Available.

• Format: Hardcover
• Language: English
• ISBN: 0439668352
• ISBN13: 9780439668354
• Release Date: January 2004
• Publisher: Not Avail
• Length: 24 Pages
• Weight: 0.14 lbs.
• Age Range: 8 to 12 years
• Grade Range: Grades 3 to 7