The findings bastardized in "Civics test proves people are stoopid" come from (inhale) the Intercollegiate Studies Institute American Civic Literacy Program's "Our Fading Heritage: Americans Fail a Basic Test on Their History and Institutions" (exhale).
Here's the three-page summary mentioned in the article.
Our Fading Heritage 11-20-08
And here's the 32-page report:
Civic Literacy Report 08-09
Better yet, visit http://www.americancivicliteracy.org and take the quiz yourself.
We can all be a failure, together!