Diary of a 6th Grade Ninja
Marcus Emerson, Noah Child
Diary of a 6th Grade Ninja
Age Rating, Reading Level & Content Guide
My worst frenemy. 10
by Marcus Emerson, Noah Child
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
Chase Cooper isn't your average 6th grader—he's a ninja with a diary full of secrets! From battling rival ninja clans to tackling a wild robotics competition, every day throws a new challenge his way. But teaming up with Wyatt, the ex-red ninja leader, might be the trickiest mission yet—and it could change everything.
Themes
Quick Assessment
This middle-grade fiction follows Chase Cooper, a 6th grader who balances ninja adventures with school life, including a robotics competition. The story features themes of friendship, rivalry, and teamwork, suitable for ages 9 to 12. While light conflict and mild peril appear, the tone remains humorous and engaging without intense violence or mature content.
Why we rated Diary of a 6th Grade Ninja 9LE
Diary of a 6th Grade Ninja is written at a Level 4-5 reading level across 163 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Diary of a 6th Grade Ninja works for readers up to grade 6.5.
We rate Diary of a 6th Grade Ninja 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, Diary of a 6th Grade Ninja explores friendship, adventure, middle school, humor, and juvenile 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.
- ✓ Kids drawn to stories about friendship, adventure, middle school.
Maybe not for
- ! Readers looking for something heavier — this is a gentle, low-stakes story by design.
For Parents
Content Intensity
9LE — 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
- 9781484468036
- Pages
- 163
- Publisher
- Wisdoms Paths, Incorporated
- Published
- 2015
- Type
- Fiction