The Wandering Hour

Percy Jackson and the Lightning Thief (Book 1)

Twilight of the Elves

Percy Jackson and the Last Olympian (Book 5)

Night of Dangers

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

The Adventurers Guild

The Blood of Olympus (Heroes of Olympus Book 5)

The Heart-Stealer Mask

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

His Dark Materials: The Amber Spyglass (Book 3)

The House of Hades (Heroes of Olympus Book 4)

The Mark of Athena (Heroes of Olympus Book 3)

The Son of Neptune (Heroes of Olympus Book 2)

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

The Burning Bridge

The Wee Free Men: (Discworld Novel 30)

Magisterium: The Iron Trial

Percy Jackson and the Sea of Monsters (Book 2)

The Icebound Land