Khan Academy
Khan Academy: Affirmative Action
This resource from Khan Academy provides practice questions over affirmative action. These questions are intended for students taking high school or college level American Government and Civics courses, including the AP Government course.
Khan Academy
Khan Academy: Us Government and Civics
An entire course on US government and civics - we don't seem to have any of it; many individual lessons to harvest. Should be cross-checked against embedded videos.