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Olivia Kidney

Ellen Potter

Cover of Olivia Kidney

Olivia Kidney

Age Rating, Reading Level & Content Guide

by Ellen Potter

Illustrated by Reynolds, Peter, 1961- illustrator

Reading Level 4-5 9LE 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

I’m going to tell you a secret about Olivia Kidney’s new apartment building: it’s not what it seems. There are talking lizards, ghostly princesses, and even an entire apartment made of glass! But that’s only the beginning.

Themes

FantasySupernaturalFriendshipParanormal fictionAdventure

Quick Assessment

Olivia Kidney is a middle-grade fantasy novel about a girl who moves to a mysterious new apartment building filled with supernatural surprises and quirky characters. Suitable for ages 9-12, the story balances whimsical paranormal elements with themes of friendship and adjustment to new environments. Parents should note the presence of mild fantasy peril and ghostly figures, but overall the content is light and imaginative.

Why we rated Olivia Kidney 9LE

Olivia Kidney is written at a Level 4-5 reading level across 155 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Olivia Kidney works for readers up to grade 6.5.

We rate Olivia Kidney as 9LE ("Light — Emotional") 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.

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

Thematically, Olivia Kidney explores fantasy, supernatural, friendship, paranormal fiction, 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 fantasy, supernatural, friendship.

Maybe not for

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

For Parents

Content Intensity

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

Light conflict or tension. Mild peril resolved quickly.

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

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Details

Book Length

155 pages
ISBN
9780142402344
Pages
155
Publisher
Puffin Books
Published
2004
Type
Fiction

Genres

Subjects

FantasySupernaturalApartment HousesParanormal Fiction