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Fisher (1984)

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49

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2000).

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1995; Mclaughlin, Osborne & Smith, 1995; Rheingold, 1993; Harasim, 1995; Khan, 1998;

Oren, 2000).

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(Kowch & Schwier,

1997). ,

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1998, . Pringle, 2002),

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50

,

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(Moller, 1998).

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(Cutler 1995).

(Garber, 2004).

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(Lapachet,

1994). Hiltz and Wellman (1997)

,

.

(Garber,

2004). Riel (1996)

51

.

(Van Dusen,

1997).

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(Kanuka & Anderson, 1998)

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1997). ,

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(Misanchuk & Anderson, 2000, Northrup, 2001, Garber, 2004),

52

(Gunawardena, 1995, Wegerif, 1998).

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, J. Piaget

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Web-based

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Blogs

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Barger 1997 ,

58

, ,

posts

.

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, blog , ,

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blogs

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63

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: bookmarks

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tagging website

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.

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64

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.

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MP3 .

video podcasts ( vidcast vodcast)

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