Image Credit: Luis Vazquez, Gulf News
Users are currently using these sites to socialise and connect using free voice and text chat through personalised avatars or computerised self-representations.
However, these sites also hold out the possibility to become places where educators are discovering academic possibilities.
SL, for example, provides virtual homes for some of the world's most prestigious universities such as Harvard and Stanford who have bought virtual land with Linden Dollars.
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Source: Gulf News