In an effort to curb exposure to unsavory web material, China has massively strengthened its Great Firewall. Internet censorship in China targets perceived threats to the government: political sites, social networks and more. But during brief periods in the past few days, internet users have been able to access forbidden sites -- even without going through a proxy.

Iranian students discuss how they bypass censorship and filters to find music and films, both online and in shops on the streets. They also explore the influence of Western culture and the backlash against it.

Estonian Internet guru Linnar Viik explains his country's success and comments on 2007's cyber attack, when hackers tried to take down the most wired country in Europe.

A digital revolution is turning the tiny European nation of Estonia into a nation of Internet innovators. Estonians have put their digital identities onto their national identification cards, and much more.

A draft curriculum review of the British education system calls for primary school pupils to learn how to use Twitter, Wikipedia, blogging and podcasts as part of their school studies.