Reviewed by HootRated editorial · Last updated
Oil (DK Eyewitness Books)
John Farndon
Oil (DK Eyewitness Books)
Age Rating, Reading Level & Content Guide
by John Farndon
The text is written at an 8th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is gentle with no concerning themes. Its HootRating code, C, means gentle content.
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About This Book
Explore the fascinating journey of oil, from how it forms deep underground to the many ways it powers our world today. Packed with vivid photos and clear explanations, this book reveals the science behind one of Earth's most valuable resources. Perfect for curious minds eager to learn about energy and the environment.
Themes
Quick Assessment
This is a Level 8-9 book with gentle content intensity. It's a Sweet Spot read — challenging text with gentle themes, ideal for advanced or 2e readers. No notable content concerns flagged. Written for readers ages 9-12.
Why we rated Oil (DK Eyewitness Books) C (Gentle)
Oil (DK Eyewitness Books) is written at a Level 8-9 reading level across 72 pages (approximately 6,233 words). Middle Grades (Ages 9-12) is the typical interest range for this book — readers in that age band have the maturity and attention span suited to the story, separate from whether they can decode the words.
Read aloud, Oil (DK Eyewitness Books) takes about 42 minutes, which fits within a single read-aloud session.
We rate Oil (DK Eyewitness Books) as C (Gentle) 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, Oil (DK Eyewitness Books) explores science & nature, earth sciences, environmental conservation & protection, nonfiction, 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.
- ✓ Reluctant readers who need fast-paced, hook-heavy stories to stay engaged.
- ✓ Kids drawn to stories about science & nature, earth sciences, environmental conservation & protection.
- ✓ Readers who fall hard for one book and want a long series to live in — there are 4 more books in the Eyewitness Books series.
- ✓ Curious kids who prefer real-world topics over made-up stories.
Maybe not for
- ! Readers looking for something heavier — this is a gentle, low-stakes story by design.
For Parents
Content Intensity
C · GentleReading 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
No conflict beyond everyday childhood experiences. Safe for sensitive readers.
Was our "Gentle" 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
More in the Eyewitness Books Series
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North American Indian
David Murdoch
Los fósiles
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Los fósiles
Paul D. Taylor
Cowboys
David Murdoch
Cowboys
David Murdoch
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Details
Book Length
- ISBN
- 9780756629700
- Pages
- 72
- Publisher
- Penguin
- Published
- June 25, 2007
- Type
- Nonfiction
- Word Count
- 6,233
- Read-Aloud
- ~42 min
- Text Density
- Light Text