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Empire of bones

Nathan D. Wilson

Cover of Empire of bones

Empire of bones

Age Rating, Reading Level & Content Guide

by Nathan D. Wilson

Reading Level 4-5 9LP Ages 9-12 Balanced Read

The text is written at a 4th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is mild with minimal sensitive material.

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About This Book

Cyrus and Antigone sprint through shadowy streets, hearts pounding as monstrous transmortals close in fast behind them. Their only hope is to uncover a secret inheritance hidden by the mysterious Billy Bones before chaos erupts in Ashtown. But what dangers hide in the shadows waiting to stop them?

Themes

MagicBrothers and sistersAction & AdventureApprenticesParanormal fiction

Quick Assessment

Empire of Bones follows siblings Cyrus and Antigone as they navigate a magical and perilous world to claim an inheritance that could change everything. This middle-grade fantasy novel contains action-packed scenes and paranormal elements suitable for readers aged 9-12. Themes of family, adventure, and magic are explored without intense violence or mature content.

Why we rated Empire of bones 9LP

Empire of bones is written at a Level 4-5 reading level with a Lexile measure of 740L across 439 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Empire of bones works for readers up to grade 6.5.

We rate Empire of bones as 9LP ("Light — Physical") because the content sits in the "Mild" range — mild conflict — the kind a child encounters in normal play and sibling life. Across our four dimensions (emotional, physical, social, thematic) the book reads as evenly mild; no single dimension stands out as a concern.

No specific content flags were raised by community reviewers, which is consistent with the mild intensity score.

Thematically, Empire of bones explores magic, brothers and sisters, action & adventure, apprentices, and paranormal fiction — these threads give the book room to mean different things to different readers.

Good fit for

  • Children in the Ages 9-12 range — the maturity and attention span match the story's pacing.
  • Patient readers who enjoy slower, character-driven stories.
  • Kids drawn to stories about magic, brothers and sisters, action & adventure.

Maybe not for

  • ! Reluctant readers who need a fast hook — the pacing here rewards patience.

For Parents

Content Intensity

9LP — Light — Physical
Emotional
Light
Physical
Light
Social
Clear
Thematic
Light

Light conflict or tension. Mild peril resolved quickly.

Data confidence: high

Was our "Mild" content intensity rating accurate for this book?

Reading Insights

Hook Factor

1/10

A steady, thoughtful read that rewards patient readers.

Discussion Potential

1/10

A lighter read — great for independent enjoyment.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level
4
Emotional Weight
4
Theme Richness
5
World Scope
1
Data Confidence
7

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Details

Book Length

439 pages
ISBN
9780375864414
Pages
439
Publisher
Random House Books for Young Readers
Published
2013
Type
Fiction
Lexile
740L

Genres

Subjects

MagicBrothers and SistersAction & AdventureApprenticesParanormal FictionSupernaturalBoys & MenLegends, Myths, FablesSecret SocietiesAdventure and AdventurersFantasy Fiction

People

Cyrus (Fictitious character) SmithAntigone (Fictitious character) Smith