In my last überpost, The George Orwell Daycare Center, I included a link to a Civics quiz that a lot of people took. The results were mixed, but overall the people who read this blog did far better than the average Ivy League college student.
However, here's a test for you - no graphing calculators, just pencil and paper - and see how much you remember:
The California Standardized Testing and Reporting Program, Algebra I Quiz. (Requires Flash)
In the interests of fair disclosure, I missed
UPDATE: The test displays better in Explorer than in Firefox, apparently.