Old+Percy+Jackson+Series


 * 1) Book 1 The Lightning Thief.
 * 2) Book 2 The Sea of Monsters.
 * 3) Book 3 The Titan's Curse.
 * 4) Book 4 The Battle of the Labyrinth.
 * 5) Book 5 The Last Olympian.
 * 6) The Ultimate Guide.
 * 7) The Demigod Files.
 * 8) Demigods and Myths.