Percy Jackson and the Lightning Thief (Book 1)

Hetty Feather: Volume 1

Percy Jackson and the Titan's Curse (Book 3)

Percy Jackson and the Last Olympian (Book 5)

The House of Hades (Heroes of Olympus Book 4)

The Blood of Olympus (Heroes of Olympus Book 5)

His Dark Materials: The Amber Spyglass (Book 3)

The Wee Free Men: (Discworld Novel 30)

Diamond

Percy Jackson and the Battle of the Labyrinth (Book 4)

Percy Jackson and the Sea of Monsters (Book 2)

The Tower of Nero (The Trials of Apollo Book 5)