For your viewing pleasure:
'Look Around You' : A satire on 70s/early 80s British educational television. In this episode, Maths, you learn quite a lot I bet you didn't know about the world of numbers.
(For other episodes, see the discussion at Click Opera.)
And 'Talking to Americans', a Canadian show hosted by Rick Mercer. How dumb are Americans? Well let's just take a look:
(For further episodes, see this entry at Boing Boing)