- United States Department of State
822 Products found
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We can't control the weather, but the weather surely controls us. What we do, where we go, what we...Added April 23, 2014 - This item has been added.
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Offers experiments and activities using the properties of light and optics.Added April 23, 2014 - This item has been added.
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Babies crying, school bells ringing, cars roaring by, the ding signaling that a new text message...Added April 23, 2014 - This item has been added.
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We all learned that the ratio of the circumference of a circle to its diameter is called pi and...Added April 23, 2014 - This item has been added.
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An introduction to the history, symbols, and traditions behind the major holidays and days of...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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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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Computers are more prevalent in our daily lives than ever before, yet many people are unfamiliar...Added April 23, 2014 - This item has been added.
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First rate advice. —APHA
What sort of training do you need to work in public health? What kinds...Added April 23, 2014
