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Considers the moon as a frontier that has been only partially explored, looking at its history, geography, and weather, as well as what people would require to live and work ... More
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Space and Astronomy is a captivating account of astronomers' unraveling of the mysteries surrounding the impact and power of the Sun, how stars "collapse" into black holes, ... More
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Presents web sites that provide information for common homework assignments in six different areas: science, English, math, American history, world history, and geography. More
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Presents web sites that provide information for common homework assignments in six different areas: science, English, math, American history, world history, and geography. More
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