Older than dirt
Don Brown
Older than dirt
Age Rating, Reading Level & Content Guide
a kinda-sorta biography of Earth
by Don Brown
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
Journey back nearly 14 billion years to witness the explosive beginning of everything! Watch as swirling clouds of gas and rock come together, transforming into a fiery planet full of surprises. Discover Earth's ancient story through a thrilling blend of science and imagination.
Themes
Quick Assessment
This is a Level 4-5 book with gentle content intensity. No notable content concerns flagged. Written for readers ages 9-12.
For Parents
Content Intensity
Level 1 — GentleNo conflict beyond everyday childhood experiences. Safe for sensitive readers.
Was our "Gentle" content intensity rating accurate for this book?
Reading Insights
Hook Factor
5/10Engaging read with solid pacing and interesting themes.
Discussion Potential
1/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9780544805033
- Pages
- 104
- Publisher
- Houghton Mifflin Harcourt
- Published
- 2017
- Type
- Nonfiction
- Word Count
- 6,115
- Read-Aloud
- ~41 min
- Text Density
- Light Text