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 levers make our work easier. Find out about the different types of levers and how we use levers in our everyday life.
Formato PDF ● Páginas 24 ● ISBN 9781781214152 ● Editora Brown Bear Books ● Publicado 2016 ● Carregável 3 vezes ● Moeda EUR ● ID 5992250 ● Proteção contra cópia Adobe DRM
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