Timeline

Michael Crichton

Cover of Timeline

Timeline

Age Rating, Reading Level & Content Guide

by Michael Crichton

Reading Level 8 12MP Ages 13+ Balanced Read

The text is written at a 8th grade reading level, the subject matter is intended for teens (ages 13+), and the content has moderate intensity with some emotionally heavy themes.

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About This Book

This story proves that history isn’t just in books — it’s alive, dangerous, and can pull you right into the past. When a group of young scientists use cutting-edge technology to visit the 14th century, they discover that time travel is more thrilling and terrifying than they ever imagined. What happens when the past fights back?

Quick Assessment

Timeline is a young adult thriller that combines science fiction with historical adventure, following a group of teens who travel back to medieval times using advanced technology. Suitable for ages 13 and up, it deals with themes of danger and suspense but contains no graphic content. Parents should note the presence of mild peril and complex vocabulary appropriate for middle and high school readers.

For Parents

Content Intensity

12MP — Moderate — Physical
Emotional
Light
Physical
Moderate
Social
Clear
Thematic
Moderate

Real stakes and emotional weight. May include sustained danger, loss, or bullying.

Data confidence: standard

Was our "Moderate" content intensity rating accurate for this book?

Reading Insights

Hook Factor

2/10

A steady, thoughtful read that rewards patient readers.

Discussion Potential

3/10

A lighter read — great for independent enjoyment.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level
7
Emotional Weight
6
Theme Richness
4
World Scope
1
Data Confidence
6

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Details

Book Length

464 pages
ISBN
9780679444817
Pages
464
Publisher
Knopf
Published
1999
Type
Fiction

Genres