Democracy in Brief
Full text: http://www.oercommons.org/courses/democracy-in-brief/view
Political Science
Full text: http://www.boundless.com/political-science/
American Government
Full text: http://solr.bccampus.ca:8001/bcc/file/a6069643-4347-4730-8180-da6eb76fa137/1/american-government-12.1.pdf
Below are OER collections containing a variety of Political Science related course materials (e.g., readings, quizzes, simulations, assignments, and more).
Search OER Commons for Political Science materials
Link: http://tinyurl.com/j4prcaq
Search MERLOT for Political Science materials
Link: http://tinyurl.com/hwhp64m
SEARCH TIP: OER Commons and Merlot allow you to further limit results by sub-disciplines and material type.