What Is the Most Important Invention?

by Tony Stead

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We depend on inventions to live in the 21st century, such as washing machines and smoke detectors, but which one is the most important invention? This fourth grade class looks at nine inventions and argues why each is the most important. Read this book to help you decide: What is the most important invention?

Format:Paperback

Language:English

ISBN:1625218893

ISBN13:9781625218896

Release Date:July 2014

Publisher:Capstone Classroom

Length:24 Pages

Weight:0.15 lbs.

Dimensions:0.2" x 7.5" x 8.9"

Related Subjects

Children's Children's Books

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What Is the Most Important Invention?

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