Anna teaches Amber to read. Anna leaves before she can teach Amber to write. In order to write letters to Anna, Amber teaches herself to write.
Communication cements their friendship.
When I was eleven, twelve, and thirteen, I had a French pen pal, Sabine Faiyon. She lived in Lyon, France. As my ability to communicate in French improved, I felt our friendship grow stronger. My correspondence with Sabine was an important part of my life as a reader and writer in junior high school.