What reading level is The planet of Coppelius?

The planet of Coppelius by Clotilde Bruneau is at a Level 3-4 reading level. Recommended for Middle Grades readers (Ages 9-12).

What age is The planet of Coppelius appropriate for?

The planet of Coppelius is recommended for Ages 9-12. HootRating: 8C (Clear).

What genre is The planet of Coppelius?

The planet of Coppelius is fiction — Juvenile Fiction. Part of the Little Prince series.

Does The planet of Coppelius have any content warnings?

The planet of Coppelius has a HootRating of 8C (Clear). No specific content flags noted. On HootRated, every book is rated across four dimensions — emotional, physical, social, and thematic — to help parents make informed choices.

How many pages is The planet of Coppelius?

The planet of Coppelius by Clotilde Bruneau is 56 pages (approximately 2,301 words).

Reviewed by HootRated editorial · Last updated May 18, 2026

The planet of Coppelius

Clotilde Bruneau

The planet of Coppelius

Age Rating, Reading Level & Content Guide

by Clotilde Bruneau

Little Prince

Reading Level 3-4 8C Ages 9-12 Balanced Read Page-Turner

The text is written at a 3rd grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content is gentle with no concerning themes.

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About This Book

On a bright planet where sunlight makes its people lose their colors, the leader Coppelius usually brings back their vibrant hues with a magical event. But now, Coppelius is focused on a new plan that threatens the mysterious shadow lands. A brave Little Prince steps in to help save the balance between light and dark before it's too late.

Themes

Good and evilHeroesFantasy World-Building Adventure

Quick Assessment

This is a Level 3-4 book with gentle content intensity. No notable content concerns flagged. Written for readers ages 9-12.

Why we rated The planet of Coppelius 8C

The planet of Coppelius is written at a Level 3-4 reading level across 56 pages (approximately 2,301 words). Strong independent readers around grade 4.3 can typically handle this book on their own; with parent or teacher support, The planet of Coppelius works for readers up to grade 5.3.

Read aloud, The planet of Coppelius takes about 15 minutes, which fits within a single read-aloud session.

We rate The planet of Coppelius as 8C ("Clear") because the content sits in the "Gentle" range — no conflict beyond everyday childhood experiences. Across our four dimensions (emotional, physical, social, thematic) the book reads as evenly gentle; no single dimension stands out as a concern.

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

Thematically, The planet of Coppelius explores good and evil, heroes, fantasy world-building, 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.
✓ Reluctant readers who need fast-paced, hook-heavy stories to stay engaged.
✓ Kids drawn to stories about good and evil, heroes, fantasy world-building.
✓ Readers who fall hard for one book and want a long series to live in — there are 14 more books in the Little Prince series.