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|CK-12's FlexBook Tool
|http://www.ck12.org/flexr/
|open
|Browser
|8 textbooks; A place where you can find and customize content. Physical Sciences, Optics, Elements and the Periodic Table, Behavior of Gases, Mathematics, Advanced Geometry, Functions, Trigonometry, Life Science, Human Biology, Living Systems, Genetics
|English
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|Curriki
|http://www.curriki.org/xwiki/bin/view/Main/
|open
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|2 textbooks; Curriki is an online environment created to support the development and free distribution of world-class educational materials to anyone who needs them
|English
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|Connexions
|http://cnx.org/
|open
|Browser
|1 textbook;
a place to view and share educational material made of small knowledge chunks called modules that can be organized as courses, books, reports, etc.
|English
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| [[Uruguay]] ||
United Nations: http://worlduniversity.wikia.com/wiki/United_Nations
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