How I Became a Spy

Deborah Hopkinson

Cover of How I Became a Spy

How I Became a Spy

Age Rating, Reading Level & Content Guide

A Mystery of WWII London

by Deborah Hopkinson

Reading Level 6 11ME Ages 9-12 Matched

The text is written at a 6th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content has moderate intensity with some emotionally heavy themes.

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About This Book

Here’s a secret: Bertie never planned to be a spy, but when a young woman disappears leaving behind a mysterious coded notebook, everything changes. With a clever American girl named Eleanor and his loyal dog Little Roo by his side, Bertie dives into a world of secret messages and shadowy enemies—but that’s only the beginning.

Quick Assessment

This middle-grade historical fiction novel follows Bertie, an ordinary boy who becomes involved in espionage during World War II. The story explores themes of friendship, courage, and teamwork as Bertie and his friends work to stop a traitor. Suitable for ages 9-12, it features suspenseful but age-appropriate content with mild peril related to wartime events.

For Parents

Content Intensity

11ME — Moderate — Emotional
Emotional
Moderate
Physical
Moderate
Social
Light
Thematic
Light

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

4/10

Good conversation starter with themes worth exploring together.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level
5
Emotional Weight
6
Theme Richness
5
World Scope
1
Data Confidence
7

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Details

Book Length

272 pages
ISBN
9780399557064
Pages
272
Publisher
Knopf Books for Young Readers
Published
2019
Type
Fiction

Genres