The human microbiome

Rebecca E. Hirsch

Cover of The human microbiome

The human microbiome

Age Rating, Reading Level & Content Guide

by Rebecca E. Hirsch

Nonfiction-Young Adult (21st Century Books)

Reading Level 8-9 Gentle (Lvl 1) Ages 9-12 Sweet Spot

The text is written at a 8th 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

Discover the tiny creatures living all over and inside your body that play big roles in keeping you healthy. Explore how these helpful microbes aid digestion, shield you from harmful germs, and work with your immune system. Learn how scientists use advanced tools to unravel the mysteries of this hidden world and understand how our choices, like food and medicine, impact these important microscopic partners.

Themes

Science & NatureHuman BodyMedical Microbiology

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.

For Parents

Content Intensity

Level 1 — Gentle
Gentle Mild Moderate Intense Very Intense

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

5/10

Engaging read with solid pacing and interesting themes.

Discussion Potential

1/10

A lighter read — great for independent enjoyment.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level
7
Emotional Weight
2
Narrative Pace
5
Theme Richness
3
World Scope
1
Data Confidence
8

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Details

Book Length

112 pages
22,268 words
2h 28m read-aloud
ISBN
9781467785686
Pages
112
Published
2017
Type
Nonfiction
Word Count
22,268
Read-Aloud
~2h 28m
Text Density
Standard

Genres

Subjects

Drug Resistance in MicroorganismsHuman BodyMicrobiologyMedical Microbiology