Reviewed by HootRated editorial · Last updated
Unbroken
Laura Hillenbrand
Unbroken
Age Rating, Reading Level & Content Guide
An Olympian's Journey from Airman to Castaway to Captive
by Laura Hillenbrand
The text is written at a 6th grade reading level, the subject matter is intended for teens (ages 13+), and the content is intense and may include graphic or distressing scenes.
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About This Book
Louis Zamperini, once a rebellious youth turned Olympic runner, faces unimaginable challenges after his plane crashes in the Pacific during World War II. Alone on a life raft and surrounded by danger, he fights for survival against hunger, sharks, and enemy forces, embodying resilience and hope. His journey reveals the incredible strength of the human spirit in the darkest moments of war.
Quick Assessment
This is a Level 6-7 book with intense content intensity. Content themes include physical danger, illness & injury, war & conflict. Written for readers ages 13+.
Why we rated Unbroken 11IE
Unbroken is written at a Level 6-7 reading level with a Lexile measure of 850L across 307 pages (approximately 63,138 words). Strong independent readers around grade 7.4 can typically handle this book on their own; with parent or teacher support, Unbroken works for readers up to grade 8.4.
Read aloud, Unbroken runs about 7 hours — long enough to span several bedtime sessions.
We rate Unbroken as 11IE ("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: Physical Danger, Illness & Injury, War & Conflict, Loss & Grief.
Thematically, Unbroken explores historical, survival, family, coming of age, and adventure — 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.
Good fit for
- ✓ Children in the Ages 13+ range — the maturity and attention span match the story's pacing.
- ✓ Family book clubs, classroom read-alouds, and parents who want a strong conversation hook.
- ✓ Kids drawn to stories about historical, survival, family.
- ✓ Curious kids who prefer real-world topics over made-up stories.
Maybe not for
- ! Sensitive readers who get overwhelmed by intense conflict or scary scenes.
- ! Children younger than 13+ — the content intensity is above what most younger kids can process comfortably.
- ! Children currently coping with grief — the themes may hit close to home.
For Parents
Content Intensity
11IE — Intense — EmotionalHeavy themes explored in depth. War, death, abuse addressed directly.
Content Flags
Was our "Intense" content intensity rating accurate for this book?
Reading Insights
Hook Factor
3/10A steady, thoughtful read that rewards patient readers.
Discussion Potential
7/10Rich themes that spark meaningful family conversation. Great for book clubs and read-alouds.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9780385742511
- Pages
- 307
- Publisher
- Delacorte Press
- Published
- 2014
- Type
- Nonfiction
- Word Count
- 63,138
- Lexile
- 850L
- Read-Aloud
- ~7h 1m
- Text Density
- Standard