The First Book of Machines by Walter Buehr (Living Book Press) Binding:Paperback Author of Wild Fermentation and

Author of Wild Fermentation and The Art of Fermentation

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Mary Emma emerges fully as a character in this book

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The First Book of Machines by Walter Buehr (Living Book Press) Binding:Paperback Author of Wild Fermentation andHow do cranes lift heavy loads? What makes a car move? Walter Buehr's The First Book of Machines introduces children to the fascinating mechanics behind everyday tools and vehicles. The book explores the six simple machines the inclined plane, wedge, lever, wheel and axle, screw, and pulley and demonstrates how they combine to create complex machinery. Through detailed illustrations and straightforward explanations, young readers discover how machines