Uglies

Uglies is written at a Level 5-6 reading level with a Lexile measure of 770L across 406 pages. Strong independent readers around grade 6.5 can typically handle this book on their own; with parent or teacher support, Uglies works for readers up to grade 7.5.

We rate Uglies as 10ME ("Moderate — Emotional") because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from emotional weight, physical peril, social complexity — these are the dimensions parents should evaluate against their reader's tolerance.

Specific content flags noted by reviewers: Identity & Self-Discovery, Fear & Anxiety, Social Discrimination, Mild Peril.

Thematically, Uglies explores science & nature, friendship, coming of age, adventure, and social justice — these threads give the book room to mean different things to different readers. Each of these themes is concrete enough to seed a real conversation, not just a moral lesson.