Extinction A-Z
Erich Hoyt
Extinction A-Z
Age Rating, Reading Level & Content Guide
by Erich Hoyt
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
Leaves rustle underfoot as a rare frog hops desperately toward safety. Suddenly, a shadow looms—can this tiny creature escape the threat that risks wiping out its entire species? The story of extinction is unfolding right now, and every letter tells a new part of the mystery.
Themes
Quick Assessment
Extinction A-Z is an informative, alphabetically organized guide designed for middle-grade readers that explores key terms and issues related to plant and animal extinction. It also introduces laws, agencies, and organizations dedicated to conservation efforts. Suitable for ages 9-12, this book provides a factual yet engaging look at environmental challenges without graphic content.
Why we rated Extinction A-Z 9LE
Extinction A-Z is written at a Level 4-5 reading level across 128 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Extinction A-Z works for readers up to grade 6.5.
We rate Extinction A-Z as 9LE ("Light — Emotional") 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.
No specific content flags were raised by community reviewers, which is consistent with the mild intensity score.
Thematically, Extinction A-Z explores science & nature, environmental awareness, conservation, and education — 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.
- ✓ Patient readers who enjoy slower, character-driven stories.
- ✓ Kids drawn to stories about science & nature, environmental awareness, conservation.
Maybe not for
- ! Reluctant readers who need a fast hook — the pacing here rewards patience.
For Parents
Content Intensity
9LE — Light — EmotionalLight conflict or tension. Mild peril resolved quickly.
Was our "Mild" content intensity rating accurate for this book?
Reading Insights
Hook Factor
1/10A 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
- 089490325X
- Pages
- 128
- Publisher
- Enslow Publishers
- Published
- 1991
- Type
- Fiction