What reading level is Edison's gold?

Edison's gold by Geoff Watson is at a Level 5-6 reading level (Lexile 880L). Recommended for Middle Grades readers (Ages 9-12).

What age is Edison's gold appropriate for?

Edison's gold is recommended for Ages 9-12. HootRating: 10LP (Light — Physical).

What genre is Edison's gold?

Edison's gold is fiction — Inventors.

Does Edison's gold have any content warnings?

Edison's gold has a HootRating of 10LP (Light — Physical). 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 Edison's gold?

Edison's gold by Geoff Watson is 312 pages.

Reviewed by HootRated editorial · Last updated September 7, 2026

Edison's gold

Geoff Watson

Edison's gold

Age Rating, Reading Level & Content Guide

by Geoff Watson

Reading Level 5-6 10LP Ages 9-12 Balanced Read

The text is written at a 5th 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

Tom Edison sprints through shadowy alleyways, clutching a mysterious glowing gadget that could change everything. Secret societies are closing in, their whispers turning to threats. Will Tom unlock his great-great-grandfather's legacy before the villains catch him?

Themes

Mystery and detective storiesAdventureInventorsSecret societiesVendetta

Quick Assessment

Edison's Gold is a middle-grade mystery-adventure featuring 13-year-old Tom Edison, the descendant of the famous inventor, as he navigates historical rivalries and secret societies. The story includes suspenseful moments and mild peril suitable for readers aged 9-12. Parents should note the presence of antagonistic characters and intense chase scenes but no graphic content.

Why we rated Edison's gold 10LP

Edison's gold is written at a Level 5-6 reading level with a Lexile measure of 880L across 312 pages. Strong independent readers around grade 6.5 can typically handle this book on their own; with parent or teacher support, Edison's gold works for readers up to grade 7.5.

We rate Edison's gold as 10LP ("Light — Physical") 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, Edison's gold explores mystery and detective stories, adventure, inventors, secret societies, and vendetta — 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 mystery and detective stories, adventure, inventors.