This Good Lesson Keep
Novelette 9,625 words Recommended by 4 award/anthology sources
"Later, when she thought about how the semester ended, Ms. Milspaugh couldn’t decide whether the student teacher’s question about why the class would spend two weeks on one piece of literature started the story, or Andrew and his EyeCaps. It could have been when Jed Whitby the student teacher asked before class started, “Why the entire play? It’s so long.”
Quasar links out; the story lives on Asimov's, where the author gets the click.