Reviewed by HootRated editorial · Last updated
Diary of a 6th Grade Ninja
Marcus Emerson, Noah Child, Sal Hunter
Diary of a 6th Grade Ninja
Age Rating, Reading Level & Content Guide
by Marcus Emerson, Noah Child, Sal Hunter
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 is starting sixth grade at a new school, feeling small and out of place—until he's unexpectedly drawn into a secret ninja clan. Juggling school life, family, and ninja missions, Chase writes down his wild adventures to help others avoid the same troubles. Full of humor and action, this diary captures the ups and downs of being a kid with a secret double life.
Quick Assessment
This is a Level 4-5 book with mild content intensity. Content themes include mild peril, humor. Written for readers ages 9-12.
Why we rated Diary of a 6th Grade Ninja 9LP
Diary of a 6th Grade Ninja is written at a Level 4-5 reading level across 104 pages (approximately 14,366 words). Strong independent readers around grade 5.3 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 6.3.
Read aloud, Diary of a 6th Grade Ninja runs about 1.6 hours — long enough to span several bedtime sessions.
We rate Diary of a 6th Grade Ninja as 9LP ("Light — Physical") 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.
Specific content flags noted by reviewers: Mild Peril, Humor.
Thematically, Diary of a 6th Grade Ninja explores adventure, friendship, family, humor, and coming of age — 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.
- ✓ Reluctant readers who need fast-paced, hook-heavy stories to stay engaged.
- ✓ Kids drawn to stories about adventure, friendship, family.
- ✓ Readers who fall hard for one book and want a long series to live in — there is one more book in the Diary of a 6th Grade Ninja series.
Maybe not for
- ! Readers looking for something heavier — this is a gentle, low-stakes story by design.
For Parents
Content Intensity
9LP — Light — PhysicalLight conflict or tension. Mild peril resolved quickly.
Content Flags
Was our "Mild" content intensity rating accurate for this book?
Reading Insights
Hook Factor
8/10High engagement — fast-paced, fun, and hard to put down. Great for reluctant readers.
Discussion Potential
3/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
More in the Diary of a 6th Grade Ninja Series
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Details
Book Length
- ISBN
- 9781493527489
- Pages
- 104
- Publisher
- CreateSpace Independent Publishing Platform
- Published
- 2013
- Type
- Fiction
- Word Count
- 14,366
- Read-Aloud
- ~1h 36m
- Text Density
- Light Text