Reviewed by HootRated editorial · Last updated
Beastly bones
William Ritter
Beastly bones
Age Rating, Reading Level & Content Guide
A Jackaby Novel
by William Ritter
The text is written at a 5th 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
I’m about to tell you a secret: the detective I work for, R. F. Jackaby, sees things others don’t—things that don’t belong in our world. When mysterious shape-shifters disguised as kittens appear and strange creatures start attacking, it’s up to us to unravel the mystery. But that’s only the beginning.
Quick Assessment
Set in 1892 New England, this middle-grade fantasy mystery follows Abigail Rook and her unconventional detective Jackaby as they investigate supernatural happenings, including shape-shifters, a murder, and a mysterious beast. Suitable for ages 9-12, the story blends historical elements with fantasy and mild suspense in a humorous tone. Parents should note the presence of fantasy violence and some scary moments related to monsters and crime.
Why we rated Beastly bones 10MP
Beastly bones is written at a Level 5-6 reading level with a Lexile measure of 850L across 295 pages. Strong independent readers around grade 6.5 can typically handle this book on their own; with parent or teacher support, Beastly bones works for readers up to grade 7.5.
We rate Beastly bones as 10MP ("Moderate — Physical") because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from 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, Beastly bones explores history, supernatural, imaginary creatures, mystery, 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 history, supernatural, imaginary creatures.
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
10MP — Moderate — PhysicalReal 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
3/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9781616203542
- Pages
- 295
- Publisher
- Algonquin Books
- Published
- 2015
- Type
- Fiction
- Lexile
- 850L