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Guenter Hilmer - Phd Thesis - Glamorgan Dspace - University of ...

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Abstract<br />

The creation and development <strong>of</strong> educational hypermedia by teachers<br />

and educational staff is <strong>of</strong>ten limited by their lack <strong>of</strong> computing skills, time<br />

and support from the educational institutions. Especially the lack <strong>of</strong> com-<br />

puting skills is a hinderance to most <strong>of</strong> today’s educational experts. The<br />

problem is to find out how those educational experts could be supported by<br />

computer based tools which are tailored especially to their needs without<br />

having any technical limitations.<br />

In this study the separation <strong>of</strong> technical and educational content in ed-<br />

ucational hypermedia is examined as a solution to this problem. The main<br />

hypothesis <strong>of</strong> this study is that the separation <strong>of</strong> technical and educational<br />

content is possible if it is based on a fine-grained structure <strong>of</strong> different teach-<br />

ing and learning strategies and their conversion into an authoring tool. Such<br />

an authoring tool would make the creation <strong>of</strong> educational hypermedia very<br />

easy for teachers and therefore enable them to overcome the existing obsta-<br />

cles.<br />

The development <strong>of</strong> a new model, the creation <strong>of</strong> a new XML language<br />

and the implementation <strong>of</strong> a new authoring tool form the basis for a detailed<br />

investigation. The investigation was done by undertaking several research<br />

tasks like the evaluation <strong>of</strong> the XML language and the authoring tool by a<br />

group <strong>of</strong> educational experts <strong>of</strong> different knowledge domains, the practical<br />

usage <strong>of</strong> the authoring tool for the creation <strong>of</strong> real-life based educational<br />

material and the analysis <strong>of</strong> the gained research results.<br />

The analysis <strong>of</strong> the qualitative data showed that the separation <strong>of</strong> educa-<br />

tional and technical content in educational hypermedia is possible and that<br />

it can be applied by educational experts with low computing skills as well<br />

as by technical experts with no educational background. Furthermore, the<br />

analysis allowed some additional insights into the creation <strong>of</strong> educational<br />

material by teachers and how it can be improved.<br />

The main conclusion <strong>of</strong> this study is that authoring tools in educational<br />

hypermedia should use the separation <strong>of</strong> educational and technical content<br />

based on different teaching and learning strategies which allows educational<br />

experts with low computing skills to create educational content for delivery<br />

via the World Wide Web.<br />

2

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