Missing Passenger
Jack Heath
Missing Passenger
Age Rating, Reading Level & Content Guide
by Jack Heath
The text is written at a 6th 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
There's a secret on the train — a passenger has vanished without a trace. Everyone's puzzled, but one curious kid starts to unravel clues that don't add up. And that's only the beginning of a mystery that will keep you guessing!
Themes
Quick Assessment
This middle-grade mystery follows a young protagonist trying to solve the sudden disappearance of a passenger on a train. Suitable for ages 9 to 12, the story encourages critical thinking and problem-solving with age-appropriate suspense. There is no graphic content, making it a safe and engaging read for children interested in mysteries.
Why we rated Missing Passenger 11LE
Missing Passenger is written at a Level 6 reading level across 224 pages. Strong independent readers around grade 7.0 can typically handle this book on their own; with parent or teacher support, Missing Passenger works for readers up to grade 8.0.
We rate Missing Passenger as 11LE ("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, Missing Passenger explores mystery, adventure, friendship, and problem-solving — 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, adventure, friendship.
Maybe not for
- ! Readers looking for something heavier — this is a gentle, low-stakes story by design.
For Parents
Content Intensity
11LE — Light — EmotionalLight conflict or tension. Mild peril resolved quickly.
Was our "Mild" content intensity rating accurate for this book?
Reading Insights
Hook Factor
3/10A steady, thoughtful read that rewards patient readers.
Discussion Potential
1/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9781534449909
- Pages
- 224
- Publisher
- Simon and Schuster
- Published
- 2022
- Type
- Fiction