- United States Department of State
2933 Products found
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By any measure, the Pythagorean theorem is the most famous statement in all of mathematics. In...Added April 23, 2014 - This item has been added.
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Trigonometry has always been an underappreciated branch of mathematics. It has a reputation as a...Added April 23, 2014 - This item has been added.
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Landscape in American Guides and View Books: Visual History of Touring and Travel is vested in the...Added April 23, 2014 - This item has been added.
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James Tobin, award-winning author of Ernie Pyle's War and The Man He Became , has penned the...Added April 23, 2014 - This item has been added.
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Basher Science: Human Body, A Book with Guts! Created & illustrated by Simon Basher, written by...Added April 23, 2014 - This item has been added.
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Readers will get a kick out of science and have fun using soccer balls to learn about angles,...Added April 23, 2014 - This item has been added.
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How are sounds produced? Does light travel in a specific path? Are all shadows black? Using...Added April 23, 2014 - This item has been added.
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The bestselling author of Dogs That Know When Their Owners Are Coming Home offers an intriguing...Added April 23, 2014 - This item has been added.
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Africans brought as slaves to North America arrived without possessions, but not without culture....Added April 23, 2014 - This item has been added.
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The first comprehensive biography of the legendary figure who defined excellence in American...Added April 23, 2014