What reading level is Firestorm!?

Firestorm! by Joan Hiatt Harlow is at a Level 3-4 reading level (Lexile 660L). Recommended for Lower Grades readers (Ages 5-8).

What age is Firestorm! appropriate for?

Firestorm! is recommended for Ages 5-8. HootRating: 8LE (Light — Emotional).

What genre is Firestorm!?

Firestorm! is fiction — Juvenile Fiction.

Does Firestorm! have any content warnings?

Firestorm! has a HootRating of 8LE (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 Firestorm!?

Firestorm! by Joan Hiatt Harlow is 317 pages.

Reviewed by HootRated editorial · Last updated September 7, 2026

Firestorm!

Joan Hiatt Harlow

Firestorm!

Age Rating, Reading Level & Content Guide

by Joan Hiatt Harlow

Reading Level 3-4 8LE Ages 5-8 Matched

The text is written at a 3rd grade reading level, the subject matter is intended for younger children (ages 5–8), and the content is mild with minimal sensitive material.

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About This Book

The sharp smell of smoke fills the air as crackling flames roar nearby. Poppy’s heart races in the smoky streets of Chicago, where every step could mean danger or a new friend. When a big fire changes everything, can Poppy and Justin find hope amid the ashes?

Themes

Friendship Family Historical AdventureTrust and Forgiveness

Quick Assessment

This historical fiction story follows Poppy, a street-smart orphan, and Justin, a jeweler’s son, as they navigate friendship and trust during the Great Chicago Fire of 1871. Suitable for early readers aged 5-8, it explores themes of family, morality, and resilience in the face of disaster. The story provides a sensitive look at historical events without intense graphic content.

Why we rated Firestorm! 8LE

Firestorm! is written at a Level 3-4 reading level with a Lexile measure of 660L across 317 pages. Strong independent readers around grade 4.5 can typically handle this book on their own; with parent or teacher support, Firestorm! works for readers up to grade 5.5.

We rate Firestorm! as 8LE ("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, Firestorm! explores friendship, family, historical, adventure, and trust and forgiveness — these threads give the book room to mean different things to different readers.

Good fit for

✓ Children in the Ages 5-8 range — the maturity and attention span match the story's pacing.
✓ Patient readers who enjoy slower, character-driven stories.
✓ Kids drawn to stories about friendship, family, historical.