Insurgent is the classic 'dark second act.' It doubles down on the violence and the moral gray areas of the first book, making it a gripping but occasionally exhausting read. It’s the kind of book that turns 'reading for fun' into a debate about ethics and government.

If your kid finished Divergent, they're going to read this anyway. Just be ready for them to come out of their room looking a little shell-shocked. It's a solid sequel that avoids the sophomore slump by raising the stakes, even if it loses some of the first book's sense of discovery.