Cover image for Zips have teeth : and other questions about inventions
Title:
Zips have teeth : and other questions about inventions

I wonder why
Author:
Taylor, Barbara, author.
ISBN:
9780753405253
Personal Author:
Taylor, Barbara, author.
Physical Description:
32 pages : colour illustrations ; 29 cm.
Series:
I wonder why
General Note:
Includes index
Subject Term:
Inventions -- Miscellanea -- Juvenile literature