Reviewed by HootRated editorial · Last updated
All In
Jennifer Barnes
All In
Age Rating, Reading Level & Content Guide
by Jennifer Barnes
The text is written at a 3rd grade reading level, the subject matter is intended for younger children (ages 5–8), and the content has moderate intensity with some emotionally heavy themes.
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About This Book
I’m going to tell you a secret: three casinos, three mysterious victims, and a killer who leaves a puzzling code on their wrists. Cassie and her team have special talents to crack the case, but every clue brings new dangers. And that secret about Cassie’s mom? It changes everything—but that’s only the beginning.
Themes
Quick Assessment
This thrilling mystery follows Cassie Hobbes and her team as they investigate a series of puzzling murders in Las Vegas. The story contains suspenseful elements and explores themes of crime-solving and personal challenges, suitable for advanced young readers around ages 9 and up, though some scenes may be intense for younger children. Parents should note the book deals with serial murders and emotional tension.
Why we rated All In 8ME
All In is written at a Level 3-4 reading level with a Lexile measure of 660L across 378 pages. Strong independent readers around grade 4.5 can typically handle this book on their own; with parent or teacher support, All In works for readers up to grade 5.5.
We rate All In as 8ME ("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.
Specific content flags noted by reviewers: Serial Murders, Mild Peril.
Thematically, All In explores criminal investigation, mystery, friendship, and coming of age — these threads give the book room to mean different things to different readers.
Good fit for
- ✓ Children in the Ages 5-8 range — the maturity and attention span match the story's pacing.
- ✓ Patient readers who enjoy slower, character-driven stories.
- ✓ Kids drawn to stories about criminal investigation, mystery, friendship.
Maybe not for
- ! Readers who get easily upset by emotional or moderately dark scenes — the conflict here is real, not just background flavor.
- ! Reluctant readers who need a fast hook — the pacing here rewards patience.
For Parents
Content Intensity
8ME — Moderate — EmotionalReal stakes and emotional weight. May include sustained danger, loss, or bullying.
Content Flags
Was our "Moderate" content intensity rating accurate for this book?
Reading Insights
Hook Factor
2/10A 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
- 9781484716434
- Pages
- 378
- Publisher
- Disney-Hyperion
- Published
- 2015
- Type
- Fiction
- Lexile
- 660L