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Endgame : the Zero Line Chronicles Volume 2

James Frey

Cover of Endgame : the Zero Line Chronicles Volume 2

Endgame : the Zero Line Chronicles Volume 2

Age Rating, Reading Level & Content Guide

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by James Frey

Reading Level 4-5 9LP 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 mild with minimal sensitive material.

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About This Book

The sharp buzz of secret radios fills the air as Mike races through shadowy streets, the weight of the world pressing on his shoulders. He’s part of a hidden team called the Zero Line, fighting to stop a mysterious game that could change everything. Every step brings new dangers—and the hope of saving humanity.

Quick Assessment

Set in 1972, this middle-grade science fiction adventure follows Mike Stavros as he joins a covert group called the Zero Line to prevent a catastrophic event known as Endgame. The story involves suspense, secret missions, and themes of teamwork and bravery. Suitable for readers aged 9-12, it contains mild peril but no graphic content.

Why we rated Endgame : the Zero Line Chronicles Volume 2 9LP

Endgame : the Zero Line Chronicles Volume 2 is written at a Level 4-5 reading level across 105 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Endgame : the Zero Line Chronicles Volume 2 works for readers up to grade 6.5.

We rate Endgame : the Zero Line Chronicles Volume 2 as 9LP ("Light — Physical") because the content sits in the "Mild" range — mild conflict — the kind a child encounters in normal play and sibling life. Across our four dimensions (emotional, physical, social, thematic) the book reads as evenly mild; no single dimension stands out as a concern.

Specific content flags noted by reviewers: Mild Peril.

Thematically, Endgame : the Zero Line Chronicles Volume 2 explores adventure, science & nature, friendship, and coming of age — 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 adventure, science & nature, friendship.

Maybe not for

  • ! Reluctant readers who need a fast hook — the pacing here rewards patience.

For Parents

Content Intensity

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

Light conflict or tension. Mild peril resolved quickly.

Content Flags

Mild Peril
Data confidence: standard

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

Reading Insights

Hook Factor

2/10

A steady, thoughtful read that rewards patient readers.

Discussion Potential

2/10

A lighter read — great for independent enjoyment.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level
4
Emotional Weight
4
Theme Richness
5
World Scope
1
Data Confidence
7

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Details

Book Length

105 pages
ISBN
9780062332714
Pages
105
Publisher
HarperCollins
Published
2016
Type
Fiction

Genres

Subjects

Adventure and AdventurersScience Fiction