How to implement collaborative learning in Web2.0: Take three applications for example

Educators have proposed the perspective of collaborative learning for a long time. However, the philosophy of collaborative learning needs the technical support. Web2.0 tools are such Technical support which may meet needs of collaborative learning. The paper mainly discusses how to implement collaborative learning from the practice level in the era of Web2.0. Take three applications for example, which are online office suites, smartphone, social tagging. There includes definition, characteristics analyze, evaluation toward tools and most importantly, the learning activities design or teaching strategy. "In human societies the individuals who are most likely to survive are those who are best enabled to do so by their group" Ashley Montagu, British-American anthropologist and humanist. (Ashley Montagu, 1965).