Reviewed by HootRated editorial · Last updated
Dark Island trilogy
Greg Farshtey
LEGO Ninjago: Masters of Spinjitzu (Little, Brown)
The text is written at a 5th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is mild with minimal sensitive material. Its HootRating code, LP, means mild content, mostly physical.
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About This Book
A mysterious darkness rises over the Ninjago world as fishermen disappear and fierce storms gather near Dark Island. When key allies vanish without a trace, the ninja must use their elemental powers and Spinjitzu skills to confront dangerous new threats. Adventure awaits as they race to protect their realm from a peril that could change everything forever.
Themes
Quick Assessment
This is a Level 5-6 book with mild content intensity. Content themes include mild peril, fantasy violence. Written for readers ages 9-12.
Why we rated Dark Island trilogy LP (Mild)
Dark Island trilogy is written at a Level 5-6 reading level across 134 pages (approximately 11,951 words). Reading-wise, most kids in grade 6 and up can manage Dark Island trilogy on their own; younger readers can enjoy it with a parent or teacher reading along.
Read aloud, Dark Island trilogy runs about 1.3 hours — long enough to span several bedtime sessions.
We rate Dark Island trilogy as LP (Mild, mostly 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, Fantasy Violence.
Thematically, Dark Island trilogy explores adventure, fantasy world-building, friendship, and ninja — 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, fantasy world-building, friendship.
Maybe not for
- ! Children who are sensitive to violence, even when handled at age-appropriate levels.
For Parents
Content Intensity
LP · Mild · PhysicalReading the HootRating code: the first letter is the content intensity (C = Gentle · L = Mild · M = Moderate · I = Intense · V = Very Intense); the second, when there is one, is the kind of content that drives it (E = Emotional · P = Physical · S = Social · T = Thematic). Reading level and age range are rated separately. How we rate
Light conflict or tension. Mild peril resolved quickly.
Content Flags
Was our "Mild" content intensity rating accurate for this book?
Reading Insights
Hook Factor
7/10High engagement — fast-paced, fun, and hard to put down. Great for reluctant 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
- 9780316357029
- Pages
- 134
- Publisher
- Little, Brown Books for Young Readers
- Published
- 2016
- Type
- Fiction
- Word Count
- 11,951
- Read-Aloud
- ~1h 20m
- Text Density
- Light Text