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The Brain full of holes

Martin Chatterton

Cover of The Brain full of holes

The Brain full of holes

Age Rating, Reading Level & Content Guide

by Martin Chatterton

Reading Level 4-5 9LE Ages 13+ Balanced Read

The text is written at a 4th grade reading level, the subject matter is intended for teens (ages 13+), and the content is mild with minimal sensitive material.

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About This Book

Here’s a secret: sometimes, the biggest mysteries aren’t about crimes or clues — they’re about the twists and turns inside a family’s heart. When a brain feels full of holes, what’s missing might surprise you... but that’s only the beginning.

Themes

FamilyBlended FamiliesHumorMysteryJuvenile Fiction

Quick Assessment

The Brain Full of Holes by Martin Chatterton is a humorous and heartfelt story exploring the complexities of blended families through the eyes of a young protagonist. Suitable for ages 13-18, it combines elements of mystery and family dynamics with a lighthearted tone, making it accessible for middle-grade and young adult readers. Parents should know it gently addresses themes of family change without intense emotional or physical content.

Why we rated The Brain full of holes 9LE

The Brain full of holes is written at a Level 4-5 reading level with a Lexile measure of 790L across 250 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, The Brain full of holes works for readers up to grade 6.5.

We rate The Brain full of holes as 9LE ("Light — Emotional") 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, The Brain full of holes explores family, blended families, humor, mystery, and juvenile fiction — these threads give the book room to mean different things to different readers.

Good fit for

  • Children in the Ages 13+ range — the maturity and attention span match the story's pacing.
  • Kids drawn to stories about family, blended families, humor.

Maybe not for

  • ! Readers looking for something heavier — this is a gentle, low-stakes story by design.

For Parents

Content Intensity

9LE — Light — Emotional
Emotional
Light
Physical
Clear
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

3/10

A steady, thoughtful read that rewards patient readers.

Discussion Potential

2/10

A lighter read — great for independent enjoyment.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level
4
Emotional Weight
4
Theme Richness
5
World Scope
3
Data Confidence
7

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Details

Book Length

250 pages
ISBN
9781561455270
Pages
250
Publisher
Peachtree Publishing Company
Published
2010
Type
Fiction
Lexile
790L

Genres

Subjects

FamilyBlended FamiliesHumorous StoriesMysteries & Detective StoriesPeople & PlacesEuropeScience FictionYoung Adult FictionHumorousMystery and Detective StoriesPhysicsStepfamiliesSwitzerland

Places

Switzerland