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出版Dragon's World Children's Books, 1994
ISBN18502828119781850282815
URLhttp://books.google.com.hk/books?id=NA-JQAAACAAJ&hl=&source=gbs_api
註釋Looks throughout history at discoveries in the fields of science and technology, and discusses how the ideas and inventions which were developed changed people's lives. Examples include scientific farming, metal building frames, medical breakthroughs, machine power, natural power, and plastics. Suggested level: primary, intermediate, junior secondary.