The New Book of KnowledgeGrolier, 1986 - 21 頁 An illustrated encyclopedia containing over 9,000 articles on history, literature, art and music, geography, myths and legends, mathematics, science, hobbies, holidays and festivals, games, sports, crafts, medicine, law, government, industry, politics, and other topics. |
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American ancient animals atoms became become began beginning building built called carry cause century changes charge chemical church cities common developed direction early earth East eggs electric electrons elements energy engine England English Europe European example experiment explosives fish flow follow force France give grow heat houses important Indian industry iron Islands Italy John keep kind king known land language later learned light lines live magnet materials means metal motor mountains move natural needed North ocean organisms period plants plate plays produce River rock Roman rule schools scientists sometimes surface tests things tion turn United usually waves wire writing wrote