What reading level is Flutter?

Flutter by Erin E. Moulton is at a Level 4-5 reading level (Lexile 720L). Recommended for Middle Grades readers (Ages 9-12).

What age is Flutter appropriate for?

Flutter is recommended for Ages 9-12. HootRating: 9ME (Moderate — Emotional). Content flags: Physical Danger, Emotional: Loss & Grief.

What genre is Flutter?

Flutter is fiction — Juvenile Fiction.

Does Flutter have any content warnings?

Flutter has a HootRating of 9ME (Moderate — Emotional). Content flags include: Physical Danger, Emotional: Loss & Grief. On HootRated, every book is rated across four dimensions — emotional, physical, social, and thematic — to help parents make informed choices.

How many pages is Flutter?

Flutter by Erin E. Moulton is 200 pages (approximately 42,920 words).

Reviewed by HootRated editorial · Last updated May 18, 2026

Flutter

Erin E. Moulton

Flutter

Age Rating, Reading Level & Content Guide

by Erin E. Moulton

Reading Level 4-5 9ME Ages 9-12 Matched

The text is written at a 4th grade reading level, the subject matter is intended for middle graders (ages 9–12), and the content has moderate intensity with some emotionally heavy themes.

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About This Book

When Maple and her sister Dawn journey through the wild Green Mountains of Vermont, they confront challenges from rough landscapes to encounters with dangerous animals and poachers. Their brave adventure is fueled by hope to find a way to save their fragile younger sister.

Themes

Family Adventure SurvivalNature

Quick Assessment

This is a Level 4-5 book with moderate content intensity. Content themes include physical danger, emotional: loss & grief. Written for readers ages 9-12.

Why we rated Flutter 9ME

Flutter is written at a Level 4-5 reading level with a Lexile measure of 720L across 200 pages (approximately 42,920 words). Strong independent readers around grade 5.5 can typically handle this book on their own; with parent or teacher support, Flutter works for readers up to grade 6.5.

Read aloud, Flutter runs about 4.8 hours — long enough to span several bedtime sessions.

We rate Flutter as 9ME ("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 — these are the dimensions parents should evaluate against their reader's tolerance.

Specific content flags noted by reviewers: Physical Danger, Emotional: Loss & Grief.

Thematically, Flutter explores family, adventure, survival, and nature — 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.
✓ Kids drawn to stories about family, adventure, survival.

Maybe not for

! Readers who get easily upset by emotional or moderately dark scenes — the conflict here is real, not just background flavor.
! Children currently coping with grief — the themes may hit close to home.