There is a very enthusiactic articles about Wikibooks, showing how useful free texbooks
can be with example of Geometry book.
http://www.jpost.com/servlet/Satellite?cid=1154525979594&pagename=JPost…
In fact, I don't remember such an enthusiastic text about Wikibooks in last time.
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Piotr 'Derbeth' Kubowicz
Jabber id: derbeth(a)jabber.wp.pl
Pomóż Wikibooks stworzyć największy zbiór otwartych podręczników!
http://pl.wikibooks.org/
Opera - the fastest browser on Earth!
http://www.opera.com/