This is the kind of thing that the USA does so very well and is a shining example of what that nation up North can do to improve the world. The 2010 summer program has just kicked off and Daniel has promised us regular updates as to what his group will be doing this year, so I suggest you check it out, RSS it and bookmark it. Thanks to locojhon for the headsup on this.
When the USA is welcome in Bolivia
This links to the blog of Daniel Goldstein, professor at Rutgers University and each year the organizer of a summer field school/service learning program in Bolivia.