DOWNLOAD DATABASE of WIKIPEDIA Free
WIKIPEDIA IS NOW OFFERING WHOLE IT'S DATABASE FOR PUBLIC USE ANYBODY CAN DOWNLOAD IT
This is written on their offical website
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So you can all grab your copies and mind that
these copies for experience users who know how to connect it and use it
and i know that i donot know to use but i will try it
You can go here for offical page:-
Wikipedia:Database_download
or can download whole database;-
http://download.wikimedia.org/enwiki/latest/enwiki-latest-pages-articles.xml.bz2
SPECIALLY FOR SCHOOL STUDENTS A ZIP OF MASSIVE ARTICAL FROM WIKIPEDIA
http://download.kiwix.org/portable/wikipedia_en_for_schools.zip
Download Whole Database of Wikipidia Free