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Crime lab

Evans, Colin

Cover of Crime lab

Crime lab

Age Rating, Reading Level & Content Guide

by Evans, Colin

Reading Level 4-5 9LT 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

Have you ever wondered how detectives catch criminals using science? Imagine stepping into a crime lab where tiny clues invisible to the naked eye can solve mysteries. What secrets will the microscope reveal next?

Themes

Science & NatureCrime InvestigationHistory

Quick Assessment

This middle-grade nonfiction book introduces readers to the history and modern techniques of crime laboratories, explaining how scientific evidence aids criminal investigations. Suitable for ages 9-12, it offers an informative look at forensic science without graphic content, making it appropriate for young readers interested in science and crime-solving.

Why we rated Crime lab 9LT

Crime lab is written at a Level 4-5 reading level across 134 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Crime lab works for readers up to grade 6.5.

We rate Crime lab as 9LT ("Light — Thematic") 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, Crime lab explores science & nature, crime investigation, and history — 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, crime investigation, history.
  • 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

9LT — Light — Thematic
Emotional
Clear
Physical
Clear
Social
Clear
Thematic
Light

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

134 pages
ISBN
9781604136128
Pages
134
Publisher
Facts On File
Published
2011
Type
Nonfiction

Genres

Subjects

Crime LaboratoriesCriminal EvidenceCriminal InvestigationLaboratories