'Adidas ha presentato Brazuca, il nuovo pallone per i mondiali in Brasile' photo (c) 2013, Calcio Streaming - license: https://creativecommons.org/licenses/by/2.0/

Here are new additions to The Best Sites For Learning About The 2014 World Cup In Brazil:

Brazil 2014: the physics behind the Brazuca
is an interactive from The Guardian.

Brazilian anti-World Cup protests hit Sao Paulo and Rio is from The BBC.

TES Connect has a number of downloadable lessons related to The World Cup.

Here’s a link to the official World Cup YouTube Channel. It’s filled with useful clips.