The case of the disappearing elephant
Edward de Bono
The case of the disappearing elephant
Age Rating, Reading Level & Content Guide
A 3G Mystery
by Edward de Bono
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 gentle with no concerning themes.
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About This Book
Here's a secret: an elephant has vanished without a trace, and no one knows where! The Marlow family stumbles into a puzzling mystery involving curious neighbors and their mysterious falcons. But that's only the beginning.
Themes
Quick Assessment
Set during a family holiday at Trennels Old Farm, this middle-grade mystery follows the Marlow family as they encounter their neighbor Patrick and his falcons while investigating the disappearance of an elephant. Suitable for ages 9-12, the story encourages critical thinking and problem-solving in a lighthearted, animal-themed adventure with no intense content.
Why we rated The case of the disappearing elephant 9C
The case of the disappearing elephant is written at a Level 4-5 reading level across 109 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, The case of the disappearing elephant works for readers up to grade 6.5.
We rate The case of the disappearing elephant as 9C ("Clear") because the content sits in the "Gentle" range — no conflict beyond everyday childhood experiences. Across our four dimensions (emotional, physical, social, thematic) the book reads as evenly gentle; no single dimension stands out as a concern.
No specific content flags were raised by community reviewers, which is consistent with the gentle intensity score.
Thematically, The case of the disappearing elephant explores mystery, animals, friendship, adventure, 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 mystery, animals, friendship.
Maybe not for
- ! Readers whose emotional readiness lags behind their decoding skills — this book's intensity outruns its reading level, a classic "gifted kid" mismatch.
For Parents
Content Intensity
9C — ClearNo conflict beyond everyday childhood experiences. Safe for sensitive readers.
Was our "Gentle" 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
- 0460067974
- Pages
- 109
- Publisher
- Dent
- Published
- 1977
- Type
- Fiction