The Trials of Apollo (2017–2021)
- The Hidden Oracle (The Trials of Apollo Book 1) (2017)
- The Burning Maze (2018)
- The Burning Maze (The Trials of Apollo Book 3) (2019)
- Camp Jupiter Classified (2020)
- The Tower of Nero (2020)
- The Tower of Nero (The Trials of Apollo Book 5) (2020)
- The Tyrant’s Tomb (The Trials of Apollo Book 4) (2020)
- The Tower of Nero (The Trials of Apollo Book 5) (2021)