What reading level is Fires of invention?

Fires of invention by J. Scott Savage is at a Level 3-4 reading level (Lexile 690L). Recommended for Lower Grades readers (Ages 5-8).

What age is Fires of invention appropriate for?

Fires of invention is recommended for Ages 5-8. HootRating: 8LE (Light — Emotional).

What genre is Fires of invention?

Fires of invention is fiction — Juvenile Fiction.

Does Fires of invention have any content warnings?

Fires of invention 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 Fires of invention?

Fires of invention by J. Scott Savage is 312 pages.

Reviewed by HootRated editorial · Last updated September 7, 2026

Fires of invention

J. Scott Savage

Fires of invention

Age Rating, Reading Level & Content Guide

by J. Scott Savage

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

What if technology was banned in your city, but dragons lurked just outside your door? Imagine finding mysterious blueprints that could help you build a creature to keep everyone safe. Trenton and Kallista must race against time to invent a protector before the dragons strike!

Themes

DragonsTechnologyRobotsFriendship Adventure Fantasy World-Building

Quick Assessment

Fires of Invention is an early reader chapter book suitable for ages 5-8, blending fantasy with technology. The story follows two children who defy a ban on inventions to create a protective creature against threatening dragons. Parents should know the book features themes of teamwork, creativity, and bravery with mild fantasy peril.

Why we rated Fires of invention 8LE

Fires of invention is written at a Level 3-4 reading level with a Lexile measure of 690L across 312 pages. Strong independent readers around grade 4.5 can typically handle this book on their own; with parent or teacher support, Fires of invention works for readers up to grade 5.5.

We rate Fires of invention 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, Fires of invention explores dragons, technology, robots, friendship, and adventure — 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 dragons, technology, robots.