http://www.jetpunk.com/quizzes/how-many-states-can-you-name.php
I only got 34, but I'm not American so I have an excuse.
My prediction threads:
Wii U will sell under 40m units (made on 14th September 2012)
PS Vita will sell under 20m units (made on 30th September 2012)
Wii U will sell under 7m in 2013 - I was right