Each book in this series focuses on a type of simple mechanism and examines how it is used to make different toys work. This book examines wheels and axles, and uses simple language and labeled photographs to explain the scientific principles behind their use.
Idioma Inglés ● Formato PDF ● ISBN 9781406249415 ● Editorial Raintree UK ● Publicado 2012 ● Descargable 6 veces ● Divisa EUR ● ID 5693949 ● Protección de copia Adobe DRM
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