Clyde Tombaugh and the search for planet X
Margaret K. Wetterer
Clyde Tombaugh and the search for planet X
Age Rating, Reading Level & Content Guide
by Margaret K. Wetterer
On My Own Books
The text is written at a 4th grade reading level, the subject matter is intended for younger children (ages 5–8), and the content is gentle with no concerning themes.
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About This Book
Follow the journey of a curious farm boy whose love for the stars leads him to discover a new planet! See how determination and wonder can turn dreams into amazing discoveries in space.
Themes
Quick Assessment
This is a Level 4-5 book with gentle content intensity. No notable content concerns flagged. Written for readers ages 5-8.
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
8/10High engagement — fast-paced, fun, and hard to put down. Great for reluctant readers.
Discussion Potential
2/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 0876148933
- Pages
- 48
- Publisher
- Millbrook Press
- Published
- 1996
- Type
- Nonfiction
- Word Count
- 1,641
- Read-Aloud
- ~11 min
- Text Density
- Picture-Heavy