This text can be used as an informational text close read.
My students are reading Rebecca Stead's Liar and Spy and I am finding and writing close read informational texts to compliment the story. This is the first one and we used it after we read the chapter The Science Unit of Destiny.
The article author is cited, but I couldn't find the author of this freely available tongue map. If you ID her or him, please message me. I wrote the questions.