Crisis on multiple earths

Gardner F. Fox

Crisis on multiple earths

Age Rating, Reading Level & Content Guide

The Team-ups

by Gardner F. Fox

Reading Level 6 11LP Ages 9-12 Balanced Read

The text is written at a 6th 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

What if countless worlds collided all at once, and heroes from every universe had to unite? Imagine a crisis so big, it could change everything you know about superheroes. But can they stop the chaos before it's too late?

Themes

Comics & Graphic NovelsScience FictionSuperheroesAdventure

Quick Assessment

This middle-grade science fiction book introduces young readers to an epic superhero crossover event where multiple Earths face a dire crisis. Appropriate for ages 9-12, it offers exciting adventures inspired by classic Silver Age comics, with themes of teamwork and heroism. The story contains mild peril typical of superhero tales but remains suitable for its intended audience.

Why we rated Crisis on multiple earths 11LP

Crisis on multiple earths is written at a Level 6 reading level across 224 pages. Strong independent readers around grade 7.0 can typically handle this book on their own; with parent or teacher support, Crisis on multiple earths works for readers up to grade 8.0.

We rate Crisis on multiple earths as 11LP ("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, Fantasy Violence.

Thematically, Crisis on multiple earths explores comics & graphic novels, science fiction, superheroes, and adventure — 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 comics & graphic novels, science fiction, superheroes.

Maybe not for

! Children who are sensitive to violence, even when handled at age-appropriate levels.
! Reluctant readers who need a fast hook — the pacing here rewards patience.

For Parents

Content Intensity

11LP — Light — Physical

Emotional

Clear

Physical

Light ←

Social

Clear

Thematic

Clear

Light conflict or tension. Mild peril resolved quickly.

Content Flags

Mild Peril Fantasy Violence

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

1/10

A lighter read — great for independent enjoyment.

Book DNA

Multi-dimensional content fingerprint

Vocabulary Level

Emotional Weight

Theme Richness

World Scope

Data Confidence

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Based on content and theme analysis

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Crisis on Multiple Earths

Gardner F. Fox