Grover Underwood Books in Order
4 books by Rick Riordan
| # | Cover | Title | Published | Buy |
|---|---|---|---|---|
| 1 |  | The Lightning Thief | 2005 | Amazon |
| 2 |  | The Sea of Monsters | 2006 | Amazon |
| 3 |  | The Burning Maze | 2018 | Amazon |
| 5 |  | The Last Olympian | 2009 | Amazon |
4 books by Rick Riordan
| # | Cover | Title | Published | Buy |
|---|---|---|---|---|
| 1 | | The Lightning Thief | 2005 | Amazon |
| 2 | | The Sea of Monsters | 2006 | Amazon |
| 3 | | The Burning Maze | 2018 | Amazon |
| 5 | | The Last Olympian | 2009 | Amazon |