Articles
Here are few articles describing different institutes in their societies and their roles within the United States.
1. http://stephendpalmer.com/major-societal-institutions-roles/
2. http://exchanges.state.gov/non-us/program/study-us-institutes
3. http://kids.usa.gov/government/
1. http://stephendpalmer.com/major-societal-institutions-roles/
2. http://exchanges.state.gov/non-us/program/study-us-institutes
3. http://kids.usa.gov/government/