The Enchantress Returns: Book 2

A Grimm Warning: Book 3

Percy Jackson and the Lightning Thief (Book 1)

Percy Jackson and the Sea of Monsters (Book 2)

Storybound: Volume 1

An Author's Odyssey: Book 5

The Ruins of Gorlan (Ranger's Apprentice Book 1 )

The Blood of Olympus (Heroes of Olympus Book 5)

Percy Jackson and the Last Olympian (Book 5)

A Treasury of Classic Fairy Tales

The Son of Neptune (Heroes of Olympus Book 2)

Worlds Collide: Book 6

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

Emily Windsnap and the Ship of Lost Souls: Book 6

Beyond the Kingdoms: Book 4

The Mark of Athena (Heroes of Olympus Book 3)