We use machines every day. This series explores the six types of simple machines that people have used throughout history. Stunning photos, clear text, and simple activities bring the topic to life. Simple machines called screws make our work easier. Find out about the different parts of a screw and how we use screws in our everyday life.
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Biçim PDF ● Sayfalar 24 ● ISBN 9781781214183 ● Yayımcı Brown Bear Books ● Yayınlanan 2016 ● İndirilebilir 3 kez ● Döviz EUR ● Kimlik 5992253 ● Kopya koruma Adobe DRM
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