This is offline viewer for wikipedia pages.
Include the tools needed to create the data files, and the Sugar activity itself.
There are versions for Simple English, English, Hindi, French, Polish, Portuguese, Spanish and Quechua, and can be downloaded here http://activities.sugarlabs.org/en-US/sugar/search?q=wikipedia&cat=all
Instructions about how to update or create versions for new languages are detailed here:
http://wiki.sugarlabs.org/go/Activities/Wikipedia/HowTo
This repository include the sources and the config files used to create the data files with the wikipedia content, but the datafiles are too big, then are not included. You can get the data from the .xo files or from the tar.gz files here: http://dev.laptop.org/~gonzalo/wikiserver/