Here is a fun piece of tech art, reminiscent of the New Yorker.
Here is a puzzle game. This sort of thing could be part of an aptitude test, but I prefer to think of it as a game.
Both of the above links came from David Gordon's blog, The Deipnosophist (where the science of investing becomes an art of living). According to the free dictionary, a deipnosophist is "someone skilled at across-the-table chit chat", a schmoozer :-)