> Throughout it I continued reading to him daily, mostly stuff that he comprehends just find but find too difficult to read on his own.

This reminds me of the father-son scenes in Zen and the Art and of Motorcycle Maintenance. The narrator—the father—reads Walden to his son, who is just at the edge of being able to understand it. That causes a lot of Q&A between father and son that the narrator initially finds annoying. But then he realizes that Walden reads better this way.