# Rick Riordan — books assigned in US schools

**4** books by Rick Riordan appear in the US-school assigned-reading canon. Sourced from state ELA standards, AP/IB syllabi, and Common Core exemplar lists.

**Lexile range:** 740L–740L
**Grade span:** 4–9
**Canonical URL:** https://readinglist.school/author/rick-riordan
**License:** [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/) — please credit ReadingList.school when citing.

## Recurring themes

- friendship (2)
- mythology (2)
- Greek mythology
- found family
- heroism
- memory
- neurodivergence (dyslexia, ADHD)
- quest
- quest narrative

## Genres

- Fantasy (2)
- Middle Grade Fantasy

## Every Rick Riordan title on file

- [The Lightning Thief (Percy Jackson and the Olympians, Book 1)](https://readinglist.school/book/the-lightning-thief) _(740L · Grades 4–7 · 2005)_
- [The Sea of Monsters](https://readinglist.school/book/the-sea-of-monsters) _(Grades 4–6 · 2006)_
- [The Mark of Athena](https://readinglist.school/book/the-mark-of-athena) _(Grades 5–9 · 2012)_
- [The Lost Hero](https://readinglist.school/book/the-lost-hero) _(Grades 5–9 · 2019)_

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_Generated from primary-source citations indexed on ReadingList.school. JSON API: https://readinglist.school/api/author/rick-riordan · HTML view: https://readinglist.school/author/rick-riordan._