But it was also complex to develop and it became obvious that, although ICT was developing at a tremendous rate, the curriculum was "dragging its heels - it simply could not keep up".
The curriculum is also increasingly focused on developing pupils' skills, with a reduced role for specific subject content, while global citizenship is also a central part of the thinking behind the revisions.
We have learned that with the right curriculum, American students who spend a good part of a year fully immersed in developing and emerging market countries can gain the perspective and skills necessary to succeed in college and careers in a global economy.