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The Facts on File Illustrated Guide to the Human Body

Diagram Group.

Cover of The Facts on File Illustrated Guide to the Human Body

The Facts on File Illustrated Guide to the Human Body

Age Rating, Reading Level & Content Guide

Digestive System

by Diagram Group.

Reading Level 4-5 9C Ages 9-12 Balanced Read

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

Have you ever wondered what happens to your food after you take a bite? Imagine a journey through your very own digestive system, from the moment food enters your mouth to the mysterious workings of your liver and pancreas. But how do all these parts work together to keep you healthy?

Themes

Science & NatureAnatomy & PhysiologyChildren's Educational

Quick Assessment

This illustrated guide offers an engaging and detailed look at the human digestive system, suitable for children aged 9 to 12. With clear diagrams and accessible explanations, it covers key organs and processes such as the mouth, stomach, liver, pancreas, and urinary system. The content is educational and appropriate for middle-grade readers interested in anatomy and physiology.

Why we rated The Facts on File Illustrated Guide to the Human Body 9C

The Facts on File Illustrated Guide to the Human Body is written at a Level 4-5 reading level across 112 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, The Facts on File Illustrated Guide to the Human Body works for readers up to grade 6.5.

We rate The Facts on File Illustrated Guide to the Human Body as 9C ("Clear") 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, The Facts on File Illustrated Guide to the Human Body explores science & nature, anatomy & physiology, and children's educational — 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, anatomy & physiology, children's educational.
  • Curious kids who prefer real-world topics over made-up stories.

Maybe not for

  • ! Readers whose emotional readiness lags behind their decoding skills — this book's intensity outruns its reading level, a classic "gifted kid" mismatch.
  • ! Reluctant readers who need a fast hook — the pacing here rewards patience.

For Parents

Content Intensity

9C — Clear
Emotional
Clear
Physical
Clear
Social
Clear
Thematic
Clear

No conflict beyond everyday childhood experiences. Safe for sensitive readers.

Data confidence: standard

Was our "Gentle" content intensity rating accurate for this book?

Reading Insights

Hook Factor

1/10

A steady, thoughtful read that rewards patient readers.

Discussion Potential

1/10

A lighter read — great for independent enjoyment.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level
4
Emotional Weight
2
Theme Richness
3
World Scope
1
Data Confidence
7

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Details

Book Length

112 pages
ISBN
9780816059843
Pages
112
Publisher
Facts on File
Published
January 2005
Type
Nonfiction

Genres

Subjects

Science & NatureAnatomy & PhysiologyGastrointestinal System