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This paper explains some of the ideals and characters about PLE (personal learning environment). And introduce web2.0 social software and technology to construct PLE, where there is the difficulty for learners to integrate these dispersive tools and technologies. So it proposes a framework for an open source Personal Learning Environment which is called PLEF. The emphasis is on the process to build PLE in the PLEF. The final section provides a chart of my own PLE based on Web2.0 as an example to explain how it accelerates my study.
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Wang et al. (2009) studied this question.