# Keeper of the Lost Cities

**Author:** Shannon Messenger
**Grade range:** Grades 4–8
**Age range:** 9–13
**First published:** 2025
**Genre:** Fantasy
**ISBN-13:** `9781534463417`
**ISBN-10:** `1534463410`
**Canonical URL:** https://readinglist.school/book/keeper-of-the-lost-cities
**License:** [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/) — please credit ReadingList.school when citing.

## Themes

- magic
- identity
- friendship

## Where this book is assigned

### California Young Reader Medal

- **recommended** · 4th grade · California — [source: California Young Reader Medal — statewide student-choice program sponsored by CRA, CSLA, CLA & CATE (Intermediate/Middle School/Young Adult divisions; annual since 1974)](https://californiayoungreadermedal.org/)
- **recommended** · 5th grade · California — [source: California Young Reader Medal — statewide student-choice program sponsored by CRA, CSLA, CLA & CATE (Intermediate/Middle School/Young Adult divisions; annual since 1974)](https://californiayoungreadermedal.org/)
- **recommended** · 6th grade · California — [source: California Young Reader Medal — statewide student-choice program sponsored by CRA, CSLA, CLA & CATE (Intermediate/Middle School/Young Adult divisions; annual since 1974)](https://californiayoungreadermedal.org/)
- **recommended** · 7th grade · California — [source: California Young Reader Medal — statewide student-choice program sponsored by CRA, CSLA, CLA & CATE (Intermediate/Middle School/Young Adult divisions; annual since 1974)](https://californiayoungreadermedal.org/)
- **recommended** · 8th grade · California — [source: California Young Reader Medal — statewide student-choice program sponsored by CRA, CSLA, CLA & CATE (Intermediate/Middle School/Young Adult divisions; annual since 1974)](https://californiayoungreadermedal.org/)

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