What reading level is Bubbles?

Bubbles by Abby Cooper is at a Level 4-5 reading level (Lexile 710L). Recommended for Middle Grades readers (Ages 9-12).

What age is Bubbles appropriate for?

Bubbles is recommended for Ages 9-12. HootRating: 9LE (Light — Emotional).

What genre is Bubbles?

Bubbles is fiction — Juvenile Fiction.

Does Bubbles have any content warnings?

Bubbles has a HootRating of 9LE (Light — Emotional). 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 Bubbles?

Bubbles by Abby Cooper is 262 pages.

Reviewed by HootRated editorial · Last updated September 7, 2026

Bubbles

Abby Cooper

Bubbles

Age Rating, Reading Level & Content Guide

A Novel

by Abby Cooper

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

Sophie isn’t just any twelve-year-old—she can see people’s thoughts floating around like bubbles! When her mom feels really sad, Sophie takes on a triathlon for a school project about risk-taking. But juggling her secret power and the race might be harder than she ever imagined.

Themes

Risk-takingMiddle schoolsFamilyMental HealthFriendship

Quick Assessment

This middle-grade novel follows twelve-year-old Sophie as she navigates family challenges and a school project on risk-taking, discovering a unique ability to see thoughts as bubbles. It sensitively addresses themes of mental health, family bonds, and personal courage, making it suitable for readers aged 9 to 12. Parents should note the book touches on depression in a gentle, age-appropriate manner.

Why we rated Bubbles 9LE

Bubbles is written at a Level 4-5 reading level with a Lexile measure of 710L across 262 pages. Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Bubbles works for readers up to grade 6.5.

We rate Bubbles 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, Bubbles explores risk-taking, middle schools, family, mental health, and friendship — 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 risk-taking, middle schools, family.