When bugs were big, plants were strange, and tetrapods stalked the earth
Hannah Bonner
When bugs were big, plants were strange, and tetrapods stalked the earth
Age Rating, Reading Level & Content Guide
by Hannah Bonner
The text is written at a 6th 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
Step back in time to a world where enormous insects roamed, bizarre plants thrived, and early four-legged creatures explored the land. Discover the fascinating life forms that shaped our planet over 300 million years ago in an exciting journey through the Paleozoic Era. Perfect for young explorers curious about ancient Earth and its wild inhabitants.
Quick Assessment
This is a Level 6-7 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.
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
6/10Engaging 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
- 079226326X
- Pages
- 44
- Publisher
- National Geographic Society
- Published
- 2004
- Type
- Nonfiction
- Word Count
- 3,339
- Read-Aloud
- ~22 min
- Text Density
- Light Text