This is the kind of book parents love for their kids, but I doubt many kids "get it". I certainly didn't until well into my teens. Lovely book of course.
The Amazigh are the people and their language is called Tamazight.
The translation of Amazigh is said to be "the free people"
Saint Exupéry's memoir is titled Wind, Sand, and Stars. It's quite good. (The post tells you some about the memoir without ever naming it.)
By the way, "Amazigh" is not a typo!
"Perfection is Achieved Not When There Is Nothing More to Add, But When There Is Nothing Left to Take Away"