The disappearance of Sloane Sullivan

The disappearance of Sloane Sullivan is written at a Level 4-5 reading level across 391 pages. Strong independent readers around grade 5.8 can typically handle this book on their own; with parent or teacher support, The disappearance of Sloane Sullivan works for readers up to grade 6.8.

We rate The disappearance of Sloane Sullivan as 9MP ("Moderate — Physical") because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from physical peril, social complexity — these are the dimensions parents should evaluate against their reader's tolerance.

Specific content flags noted by reviewers: Mild Profanity, Mild Sexual References, Violence, Suicide, Underage Alcohol Use.

Thematically, The disappearance of Sloane Sullivan explores friendship, identity & self-discovery, protection, teenage girls, and high schools — these threads give the book room to mean different things to different readers.