world language; your story my story; guanacos

In order to be a volunteer tutor for refugees and immigrants learning English, I had to do some minimal training (I'm not teaching; I'm only supplemental help), and part of that involved watching some videos on language acquisition. The video below on world languages was something extra you could watch. I knew most of the stuff in it already, but I liked the presentation, the varying examples used, and the inclusion of information about signing languages. Take a look if you feel like it--it's 11...