Problem Limitation Research Delimitation

essay writing. The product of this research will be able to be used by the university where the research was conducted. This research can also serve as a model for future researchers to develop a learning model that focuses on the other English skills: speaking, reading and listening. In general, this research is important as it will provide a learning model that can be used locally, nationally and globally in relation to essay writing learning and as a model for developing a learning model for the other skills. Some researchers have already done similar research although they discussed different aspect of the use of Moodle. The first is titled A Study Concerning the Use of Moodle at Kanda University of International Studies written by Nicholas Yates and Roman Delgado 2011. The result of the study was that the English Letters Studies in Kanda University of International Studies is on ongoing belief in the potential that Moodle has to positively enhance language learning has warranted a study being conducted on Moodle usage. They also stated that there were limitations with regards to be the effectiveness of the survey, for example only those educators who had already implemented Moodle into their courses who were selected to participate in the survey Yates and Delgado, 2011. The second research is titled Building a lexical syllabus on Moodle with web concordancers for EFL productive academic vocabulary written by Ming-Chia Lin 2010. She focused her research on the study examined the usefulness of an Internet-based lexical syllabus in enlarging college learners‘ academic vocabulary store for their writing abilities. With a series of literacy practices and e- referencing tools, the learners seem to expand their productive AWL uses to some extent. The results indicate that the lexical syllabus is relatively effective in enhancing the depth of learners‘ academic vocabulary, while the growth of vocabulary size is less significant. Lin 2010 also highlighted that the productive uses of AWL items in the learners‘ essays also expand to some extent. This appears to contribute to the learners‘ overall writing quality, according to the rating of the ESL Composition Profile. Besides the quantitative testing results, the learners also expressed positive attitudes towards the design and functions of the online lexical instruction. The third research is titled How Moodle can help Saudi Arabian universities create online communities for collaboration, learning and social knowledge management written by Osman Z. Barnawi 2008. He focused his research on the improvement of the use of Moodle. He dedicated his research for teachers particularly the language teacher. Based on the research that he did, he proposed nine ideas to enhance the Moodle usage. Barnawi also highlighted that Moodle, with its emphasis on constructivist and social constructionist approaches to education, offers media tools to achieve the objectives of a social constructivist- based classroom. It is a platform to access and manage collaborative materials for teaching and learning online. It is a platform where teachers and students can learn together. Innovative teachers should not wait for their institutions to install a perfect CMS; instead, they should join the Open Source movement to construct and co-construct knowledge using Moodle. More importantly, they should join the