Cover of All He Knew

All He Knew

by Helen Frost · Grades 5–8

All He Knew by Helen Frost is on US reading lists at grades 5–8. It appears on 1 list: the Scott O'Dell Award for Historical Fiction. Every citation below links to the primary source.

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Before you buy: Grades 5–8 · 252 pages. The button opens the print edition (ISBN 9780374313005). If the class uses a set edition or translation, match its ISBN first.

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Assigned across 1 curriculum list

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:Scott O'Dell Award for Historical Fiction

This page shows where All He Knew 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 5–8
Pages
252
Reading time
about 4h 35m (est.)
First published
2024
ISBN-13
9780374313005

Sources: grade range from the cited lists below, last checked 2026-06-10; pages and year from our catalog record (sources); reading time is an estimate at 250 words a minute.

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Where this book is recommended

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Common questions

What grade level is All He Knew?
All He Knew is listed for grades 5–8. It appears on 1 book-award list. Exact placement varies by school and district.
How long does it take to read All He Knew?
It takes about 4h 35m to read All He Knew (252 pages) at an average adult reading pace of about 250 words per minute — roughly 275 minutes. Faster or slower readers will vary; the estimate is a planning guide for assigning the book.
What curricula assign All He Knew?
All He Knew appears on reading lists for Scott O'Dell Award for Historical Fiction. Each assignment on this site links to its primary-source citation.
Is All He Knew banned in schools?
All He Knew 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.

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 5–8 — drawn from the 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
Not yet documented in a state-level framework on this site.
Removal / banning records
No tracked removal or challenge records in cited sources.
Seasonal / contextual tags
Tagged for: award-winner.

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