Learning and Sharing, BC Partners in Online Learning, Digital Learning Spring Conference, Vancouver, April 17-19, 2011, The Global Challenge of Achieving Education for All - Some Answers, Sir John Daniel, Commonwealth of Learning // The challenge of getting all of the world's children through primary school - let alone bringing in the 400 million 12-to-17 year olds who are not in secondary school - cannot be addressed by business as usual. Two important parts of the answer are open schooling and classroom-focused in-service teacher education. Both rely on the use of distance learning at scale.