Inventions
Subtitle: an amazing investigation
By: Valerie Wyatt ; illustrated by Jerzy Kolacz
Contributors: Kolacz, Jerzy
Series: Everything you want to know about; Everything you want to know about
Publisher: Greey de Pencier
Published: 1987
Place of publication: [Toronto]
Language: eng
Number of pages: 96
ISBN-13: 9780920775219
Subjects: Inventions; Juvenile literature; Ouvrages pour la jeunesse
Description: Examines the inventive process, how inventors work, and some important inventions and their impact on civilization.
Notes: Includes index.