Cover image for What's the Big Idea? : Inventions that Change Life on Earth Forever.
What's the Big Idea? : Inventions that Change Life on Earth Forever.
Title:
What's the Big Idea? : Inventions that Change Life on Earth Forever.
Personal Author EPSB:
Helaine Becker
Year Published:
2009

1900-1999
Subject:
Inventions
ISBN:
9781897349601
Publisher:
Toronto, Ontario : Maple Tree Press, 2009.
Edmonton Public Schools