- United States Department of State
2440 Products found
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Throughout four millennia of recorded history there has been no end to empire, but instead an...Added April 23, 2014 - This item has been added.
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Teleportation, time machines, force fields, and interstellar space ships—the stuff of science...Added April 23, 2014 - This item has been added.
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Science, engineering, and technology permeate nearly every facet of modern life and hold the key...Added April 23, 2014 - This item has been added.
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Examining the efforts taken, during the Revolutionary War, of Noah Webster, Benjamin Rush, George...Added April 23, 2014 - This item has been added.
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Knowledge of the basic ideas and principles of science is fundamental to cultural literacy. But...Added April 23, 2014 - This item has been added.
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New York Times bestselling author Danica McKellar makes it a breeze to excel in high school...Added April 23, 2014 - This item has been added.
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The Black Sea is already dead. Because of sea-level rise, an entire nation in the South Pacific,...Added April 23, 2014 - This item has been added.
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It was Richard Feynman's outrageous and scintillating method of teaching that earned him legendary...Added April 23, 2014 - This item has been added.
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A hands-on and fun-filled resource for teaching science tomiddle and high school students
New in...Added April 23, 2014 - This item has been added.
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Children/Science
Become a super science sleuth with . . .
Detective Science
40 Crime-Solving,...Added April 23, 2014