~Percy Jackson and the Olympians series~ 1) The lightning thief. 2) The Sea of Monsters. 3) The Titans Curse 4) The Battle of the Labyrinth 5) The Last Hero ~The Heroes of Olympus series~ 1) The Lost Hero 2) The Son of Neptune 3) The Mark of Athena 4) The House of Hades 5) The Blood of Olympus
All of them in order! :D Have fun reading. Trust me, you're going to squeal on the last book. I almost died. People were staring at me on the plane when I screamed Lesen the Blood of Olympus.