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Common core mathematics

Jossey-Bass Inc

Cover of Common core mathematics

Common core mathematics

Age Rating, Reading Level & Content Guide

Ratios and Proportional Relationships

by Jossey-Bass Inc

Reading Level 7 12C Ages 9-12 Sweet Spot

The text is written at a 7th 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 how numbers can tell a story? Imagine diving into a world where ratios and proportions help you unlock the secrets behind everyday math magic. What mysteries will unfold as you explore the language of numbers?

Themes

Science & NatureEducationStudy and TeachingMathematics

Quick Assessment

This book offers a comprehensive Grade 7 math curriculum focused on ratios, proportional relationships, and other key mathematical concepts. It follows a thoughtfully sequenced approach designed to build deep understanding and fluency in mathematics for middle-grade students aged 9-12. The content is educational and suitable for classroom or home study, supporting mastery beyond basic procedures.

Why we rated Common core mathematics 12C

Common core mathematics is written at a Level 7 reading level across 384 pages. Strong independent readers around grade 8.0 can typically handle this book on their own; with parent or teacher support, Common core mathematics works for readers up to grade 9.0.

We rate Common core mathematics as 12C ("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, Common core mathematics explores science & nature, education, study and teaching, and mathematics — 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, education, study and teaching.
  • 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

12C — 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
6
Emotional Weight
2
Theme Richness
4
World Scope
3
Data Confidence
7

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Details

Book Length

384 pages
ISBN
9781118793565
Pages
384
Publisher
Jossey-Bass
Published
2013
Type
Nonfiction

Genres

Subjects

Ratio and ProportionStudy and TeachingMathematics

Places

United States