Cover of Warcross

Warcross

by Marie Lu · Grades 8–12 · Science Fiction

Warcross by Marie Lu is on US reading lists at grades 8–12. It appears on 1 list: the Battle of the Books (state reading programs), across 1 state. Every citation below links to the primary source.

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Before you buy: Grades 8–12 · 416 pages. Content notes: violence. The button opens the print edition (ISBN 9780399547973). 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).

This page shows where Warcross 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 8–12
Pages
416
Reading time
about 7h 40m (est.)
First published
2017
Genre
Science Fiction
ISBN-13
9780399547973

Sources: grade range from the cited lists below, last checked 2026-11-07; 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 science fiction title is typically read at grades 8–12. Written in the 2010s; pairs with curriculum units on virtual reality and hacking; cited on the Battle of the Books (state reading programs).

Themes

virtual reality · hacking · gaming · surveillance · grief

Content notes

violence

Where this book is recommended

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Common questions

What grade level is Warcross?
Warcross is listed for grades 8–12. It appears on 1 state reading-program list across 1 state, from grade 9 to grade 12. Exact placement varies by school and district.
How long does it take to read Warcross?
It takes about 7h 40m to read Warcross (416 pages) at an average adult reading pace of about 250 words per minute — roughly 460 minutes. Faster or slower readers will vary; the estimate is a planning guide for assigning the book.
What curricula assign Warcross?
Warcross appears on reading lists for Battle of the Books (state reading programs). Each assignment on this site links to its primary-source citation.
Is Warcross banned in schools?
Warcross 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.
What themes does Warcross explore?
Central themes in Warcross include virtual reality, hacking, gaming, surveillance, grief.

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 8–12 — drawn from the state reading-program 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.

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