What grade level is The Adventures of Invisible Boy?

The Adventures of Invisible Boy is listed for grades 3–5. It appears on 1 state book-award list across 1 state. Exact placement varies by school and district.

How long does it take to read The Adventures of Invisible Boy?

It takes about 3h 15m to read The Adventures of Invisible Boy (178 pages) at an average adult reading pace of about 250 words per minute — roughly 195 minutes. Faster or slower readers will vary; the estimate is a planning guide for assigning the book.

What curricula assign The Adventures of Invisible Boy?

The Adventures of Invisible Boy appears on reading lists for Sunshine State Young Readers Award. Each assignment on this site links to its primary-source citation.

Is The Adventures of Invisible Boy banned in schools?

The Adventures of Invisible Boy does not appear in PEN America's Index of School Book Bans 2022-2024. No documented multi-district removals on record, but individual districts may challenge titles locally. See the banned books list by state.

The Adventures of Invisible Boy

Name: The Adventures of Invisible Boy
Availability: InStock
Author: Doogie Horner
ISBN: 9780593532645

by Doogie Horner · Grades 3–5 · Realistic Fiction

The Adventures of Invisible Boy by Doogie Horner is on US reading lists at grades 3–5. It appears on 1 list: the Sunshine State Young Readers Award, across 1 state. Every citation below links to the primary source.

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Before you buy: Ages 8–10 · Grades 3–5 · 178 pages. The button opens the hardcover edition (ISBN 9780593532645). If the class uses a set edition or translation, match its ISBN first.

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Assigned across 1 curriculum list · 1 state

Grade placement varies by school — the median assigned book spans 4 grade levels (83% span three or more, across 13,258 source-cited assignments).

On reading-award lists:Sunshine State Young Readers Award

This page shows where The Adventures of Invisible Boy is assigned in US schools — curricula, states, grades, and the primary-source citations behind each placement. Not a summary or study guide.

Reading level at a glance

Grade range: Grades 3–5
Age range: Ages 8–10
Pages: 178
Reading time: about 3h 15m (est.)
First published: 2024
Genre: Realistic Fiction
ISBN-13: 9780593532645

Sources: grade range from the cited lists below, last checked 2026-09-24; pages and year from our catalog record (sources); reading time is an estimate at 250 words a minute.

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Why it is assigned

This realistic fiction title is typically read at grades 3–5. Written in the 2020s; cited on the Sunshine State Young Readers Award.

Where this book is recommended

Sunshine State Young Readers Award

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Common questions

What grade level is The Adventures of Invisible Boy?: The Adventures of Invisible Boy is listed for grades 3–5. It appears on 1 state book-award list across 1 state. Exact placement varies by school and district.
How long does it take to read The Adventures of Invisible Boy?: It takes about 3h 15m to read The Adventures of Invisible Boy (178 pages) at an average adult reading pace of about 250 words per minute — roughly 195 minutes. Faster or slower readers will vary; the estimate is a planning guide for assigning the book.
What curricula assign The Adventures of Invisible Boy?: The Adventures of Invisible Boy appears on reading lists for Sunshine State Young Readers Award. Each assignment on this site links to its primary-source citation.
Is The Adventures of Invisible Boy banned in schools?: The Adventures of Invisible Boy does not appear in PEN America's Index of School Book Bans 2022-2024. No documented multi-district removals on record, but individual districts may challenge titles locally. See the banned books list by state.

Why this book is on this list

How we classify

Each dimension below is sourced from a public reference. The full framework is documented on the classification standard page.

Lexile measure: Not classified — this book has no published Lexile measure.
Grade band: Grades 3–5 — drawn from the state book-award lists citing this book.
Curriculum alignment: Cited in 1 curriculum on this site (see “Where recommended” above for primary-source links).
State-level evidence: On state book-award lists in 1 state (see citations above).
Removal / banning records: No tracked removal or challenge records in cited sources.
Seasonal / contextual tags: Tagged for: book-club.