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The great book of optical illusions

Gyles Daubeney Brandreth

Cover of The great book of optical illusions

The great book of optical illusions

Age Rating, Reading Level & Content Guide

by Gyles Daubeney Brandreth

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

Have you ever looked at a picture and wondered if your eyes were playing tricks on you? Imagine shapes that seem to move or colors that change right before your eyes. What secrets are hiding in these optical illusions?

Themes

Science & NatureJuvenile Literature

Quick Assessment

This engaging book introduces young readers to optical illusions, explaining how and why our eyes can be fooled by certain images. Suitable for ages 5-8, it encourages curiosity and critical thinking without any complex vocabulary or scary content.

Why we rated The great book of optical illusions 8C

The great book of optical illusions is written at a Level 3 reading level across 96 pages. Strong independent readers around grade 4.0 can typically handle this book on their own; with parent or teacher support, The great book of optical illusions works for readers up to grade 5.0.

We rate The great book of optical illusions as 8C ("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 great book of optical illusions weaves together science & nature and juvenile literature.

Good fit for

  • Children in the Ages 5-8 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, juvenile literature.

Maybe not for

  • ! Reluctant readers who need a fast hook — the pacing here rewards patience.

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
2
World Scope
1
Data Confidence
7

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Details

Book Length

96 pages
ISBN
9780806962580
Pages
96
Publisher
Sterling Publishing (NY)
Published
1985
Type
Fiction

Genres

Subjects

Optical Illusions