Some of you got to this page via my original mental floss page. For those that didn’t, there are 20+ more brainscramblers here:
Mr. Coward’s Mental Floss PageĀ
(One of these days I have to find the original B. Kliban cartoon that coined the name.)
(From: http://radio.weblogs.com/0123486/2006/09/17.html)