Apparently Beijing is one of the most polluted places on earth (try the rush hour 149 to London Bridge one hastens to suggest). But to combat the smog for upcoming popular games, The Olympics, they have devised an ingenious solution. Sesame Street style.

‘Half the city's 3.3m cars will be banned from the roads each day, depending on whether their number plates end in an odd or even digit’ read more here

The environment gets a rest and wee ones get in the know about integers. What glorious logic. We hope it works wonders.

And now this from Bert and Ernie;