History
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21st Century Science
Series of 6 titles
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Action Force: World War II
Series of 3 titles
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Agents of Government
Series of 6 titles
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All-American Fighting Forces
Series of 6 titles
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Amazing America
Series of 6 titles
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Amazing Mysteries
Series of 3 titles
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Amazing Young People
Series of 8 titles
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America: 50 Years of Change
Series of 4 titles
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America at War
Series of 8 titles