Opal

Opal is written at a Level 4-5 reading level across 382 pages (approximately 110,679 words). Strong independent readers around grade 5.6 can typically handle this book on their own; with parent or teacher support, Opal works for readers up to grade 6.6.

Read aloud, Opal runs about 12.3 hours — long enough to span several bedtime sessions.

We rate Opal as 9IE ("Intense — Emotional") because the content sits in the "Intense" range — intense conflict including peril, frightening scenes, or emotionally heavy themes. 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: Abusive Parents, Child Abuse, Domestic Violence, Drug Use, Alcohol Abuse, Physical Danger, Emotional: Loss & Grief.

Thematically, Opal explores extraterrestrial beings, family, friendship, adventure, and coming of age — 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.