Steven Stevens' Killer App
Jim Welch
Steven Stevens' Killer App
Age Rating, Reading Level & Content Guide
by Jim Welch
The text is written at a 4th 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
What if a simple text message could hide a deadly secret? At Islip Bay High, Steven's love for technology leads him straight into danger when a teacher is mysteriously killed using an app and a bomb. Now, with his friends by his side, Steven must crack the case before it's too late—but who can he really trust?
Themes
Quick Assessment
This middle-grade mystery follows Steven, a tech-savvy student who becomes the prime suspect in a teacher's murder involving a bomb triggered by a text message and app. The story explores themes of friendship, problem-solving, and technology, with moderate suspense suitable for ages 9-12. Parents should note the presence of a murder and some tension related to danger but will find no graphic content.
Why we rated Steven Stevens' Killer App 9ME
Steven Stevens' Killer App is written at a Level 4-5 reading level across 198 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Steven Stevens' Killer App works for readers up to grade 6.5.
We rate Steven Stevens' Killer App as 9ME ("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, physical peril — 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, Steven Stevens' Killer App explores mystery, friendship, technology, 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, friendship, technology.
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
9ME — 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
2/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9781105063107
- Pages
- 198
- Publisher
- Lulu.com
- Published
- 2012
- Type
- Fiction