Blue whale: vanishing leviathan

Joseph J. Cook

Cover of Blue whale: vanishing leviathan

Blue whale: vanishing leviathan

Age Rating, Reading Level & Content Guide

by Joseph J. Cook

Reading Level 3 8C Ages 5-8 Balanced Read

The text is written at a 3rd 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

The blue whale is the biggest animal to ever live on Earth—bigger than any dinosaur! Discover amazing facts about how these gentle giants eat, sleep, and care for their babies. Learning about them helps us understand why protecting them is so important.

Themes

Science & NatureAnimalsConservation

Quick Assessment

This early reader introduces children ages 5-8 to the blue whale, the largest animal on the planet, through simple text and engaging facts about its physical traits and behaviors. It combines fiction elements with real information to foster curiosity about marine life and conservation. The content is age-appropriate with no intense themes, making it a gentle introduction to endangered species.

For Parents

Content Intensity

8C — 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
2
Emotional Weight
2
Theme Richness
3
World Scope
1
Data Confidence
7

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Details

Book Length

80 pages
ISBN
0396067395
Pages
80
Publisher
Dodd Mead
Published
1973
Type
Fiction

Genres

Subjects

Blue WhaleWhales