Browser Ball attempts, with only moderate success, to allow the configuration of a seemingly endless array of continuous spaces using multiple overlapping browser windows. Within this multivariate space, users are invited to toss a beach ball both hither and yon. If this sounds like a ridiculous use of everyone's time, that's only because it is.The Evolution of the World Cup Ball - Interactive - NYTimes.com
cool infographic on world cup ball
A look at game balls from 1930 to 2010.