Robert Snedden

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Yuck!: A Big Book of Little Horrors

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What is an Amphibian?

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Understanding Muscles and the Skeleton (Understandi …

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The medieval world

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The World of the Cell: Life on a Small Scale (Cells …

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The Internet (Technoworld)

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The History of Genetics (Science Discovery)

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The Benefits of Bacteria (Raintree Perspectives: Mi …

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Technology in the Time of Ancient Rome

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Scientists, discoveries and inventions