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A Swiftly Tilting Planet

Madeleine L'Engle

Cover of A Swiftly Tilting Planet

A Swiftly Tilting Planet

Age Rating, Reading Level & Content Guide

by Madeleine L'Engle

Reading Level 6 11ME Ages 13+ Matched

The text is written at a 6th 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

What if one person's journey through time could save the entire world? Imagine traveling across history, facing ancient dangers and mysterious forces, all to stop a terrifying disaster. But can Charles find the power to change the future before it's too late?

Quick Assessment

This young adult fantasy novel follows Charles as he embarks on a perilous time-travel mission to prevent global destruction. Suitable for readers aged 13 to 18, the story explores themes of courage, responsibility, and the consequences of our actions. Parents should note the book involves complex ideas and some intense moments typical of middle-grade to young adult science fiction.

Why we rated A Swiftly Tilting Planet 11ME

A Swiftly Tilting Planet 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, A Swiftly Tilting Planet works for readers up to grade 8.0.

We rate A Swiftly Tilting Planet as 11ME ("Moderate — Emotional") because the content sits in the "Moderate" range — moderate conflict that may involve loss, scary scenes, or interpersonal stakes. The strongest signals come from emotional weight, physical peril, thematic difficulty — these are the dimensions parents should evaluate against their reader's tolerance.

No specific content flags were raised by community reviewers, which is consistent with the moderate intensity score.

Thematically, A Swiftly Tilting Planet explores adventure, fantasy world-building, science & nature, coming of age, and friendship — these threads give the book room to mean different things to different readers.

Good fit for

  • Children in the Ages 13+ 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, fantasy world-building, science & nature.

Maybe not for

  • ! Readers who get easily upset by emotional or moderately dark scenes — the conflict here is real, not just background flavor.
  • ! Reluctant readers who need a fast hook — the pacing here rewards patience.

For Parents

Content Intensity

11ME — Moderate — Emotional
Emotional
Moderate
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
5
Emotional Weight
6
Theme Richness
5
World Scope
1
Data Confidence
7

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Details

Book Length

224 pages
ISBN
9780312368609
Pages
224
Publisher
Macmillan
Published
May 1, 2007
Type
Fiction

Genres

Subjects

Science FictionFantasyScience Fiction, Fantasy, & MagicScience Fiction, Fantasy, MagicTime TravelSpace and Time in LiteratureSpace and TimeGood and EvilBrothers and SistersMurry FamilyUnicornsNuclear WarfareMurrry FamilyGifted TeenagersFantasy FictionLarge Type BooksLiteratureOuter Space