- United States Department of State
1381 Products found
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"Dr. Paul Farmer left the U.S. to live with the world's poor. He cofounded Partners in Health to...Added March 7, 2018 - This item has been added.
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Meet marine biologist Rachel Carson!Getting to Know the World's Greatest Inventors and Scientists...Added March 7, 2018 - This item has been added.
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What are natural resources and why is it important to protect them? How can y ou clean up the...Added March 7, 2018 - This item has been added.
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What are natural resources and why is it important to protect them? How can y ou clean up the...Added March 7, 2018 - This item has been added.
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Learn the science of electricity while crafting with clay! Two specially formulated clays allow...Added August 28, 2017 - This item has been added.
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Build four balloon-powered vehicles and learn what makes them move. Some people say, 'It's not...Added August 28, 2017