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The Usborne illustrated dictionary of chemistry

Jane Wertheim

Cover of The Usborne illustrated dictionary of chemistry

The Usborne illustrated dictionary of chemistry

Age Rating, Reading Level & Content Guide

by Jane Wertheim

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

Bubbles fizz and pop as the scientist mixes strange powders in a glowing lab. Suddenly, the beaker starts to shake—what will happen next? The answers hide inside words that unlock the secrets of chemistry.

Themes

Science & NatureDictionariesEducational

Quick Assessment

This illustrated dictionary introduces middle-grade readers to key chemistry terms such as states of matter, compounds, reactions, and pollution. It is designed for ages 9-12 and uses clear definitions paired with engaging illustrations to support understanding. The content is educational and appropriate for children beginning to explore science vocabulary.

Why we rated The Usborne illustrated dictionary of chemistry 9C

The Usborne illustrated dictionary of chemistry is written at a Level 4-5 reading level across 128 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, The Usborne illustrated dictionary of chemistry works for readers up to grade 6.5.

We rate The Usborne illustrated dictionary of chemistry 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 Usborne illustrated dictionary of chemistry explores science & nature, dictionaries, and 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, dictionaries, 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

128 pages
ISBN
9780860208211
Pages
128
Publisher
Edc Pub
Published
1987
Type
Nonfiction

Genres

Subjects

ChemistryDictionariesTextbooksScience TextbooksChemistry Textbooks