Cold Case
Julia Platt Leonard
Cold Case
Age Rating, Reading Level & Content Guide
by Julia Platt Leonard
The text is written at a 6th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content has moderate intensity with some emotionally heavy themes.
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About This Book
Here’s a secret: Oz Keiller’s family restaurant hides a chilling mystery. When he discovers a dead body right where he works, everything changes — especially when his own brother becomes a suspect and whispers of their father’s shadowy past as a spy come to light. But that’s only the beginning.
Quick Assessment
This middle-grade mystery follows thirteen-year-old Oz as he unravels a complex case involving a murder in his family’s restaurant and connections to his father’s alleged espionage. Suitable for ages 9-12, the story explores themes of family loyalty, crime, and secrets, with mild suspense appropriate for this age group.
Why we rated Cold Case 11ME
Cold Case is written at a Level 6 reading level across 278 pages. Strong independent readers around grade 7.0 can typically handle this book on their own; with parent or teacher support, Cold Case works for readers up to grade 8.0.
We rate Cold Case as 11ME ("Moderate — Emotional") because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from emotional weight, thematic difficulty — these are the dimensions parents should evaluate against their reader's tolerance.
No specific content flags were raised by community reviewers, which is consistent with the moderate intensity score.
Thematically, Cold Case explores mystery, family, crime, and adventure — 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.
- ✓ Kids drawn to stories about mystery, family, crime.
Maybe not for
- ! Readers who get easily upset by emotional or moderately dark scenes — the conflict here is real, not just background flavor.
For Parents
Content Intensity
11ME — Moderate — EmotionalReal stakes and emotional weight. May include sustained danger, loss, or bullying.
Was our "Moderate" content intensity rating accurate for this book?
Reading Insights
Hook Factor
3/10A steady, thoughtful read that rewards patient readers.
Discussion Potential
3/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9781442420106
- Pages
- 278
- Publisher
- Simon and Schuster
- Published
- 2012
- Type
- Fiction