What kind of book does Mammaw notice that reading in The Christopher Killer by Alane Ferguson?

In "The Christopher Killer" by Alane Ferguson, Mammaw notices a book of fairy tales that Christopher is reading.

This detail is significant because it highlights the contrast between Christopher's seemingly innocent interest in fairy tales and the dark, violent reality of his actions. It also suggests that Christopher might be seeking solace or understanding in these stories, perhaps trying to make sense of his own troubled life.