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Barrel

A unit of volume equal to 42 U.S. gallons, used to measure oil.

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Civics Renewal Network Newsletter
The best free civics materials from around the web in one monthly mailing.

Annenberg Guide to the Constitution: What It Says, What It Means
This interactive guide to the U.S. Constitution provides the original text and an explanation of the meaning of each article and amendment. The guide is an excellent research tool for students to use to gain a deeper understanding of one of our nation’s founding documents and the establishment of the federal government.

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Freedom of Assembly: The Right to Protest
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