Muddle Earth: Volume 1

The Edge Chronicles 4: Beyond the Deepwoods: First Book of Twig

Percy Jackson and the Lightning Thief (Book 1)

The Edge Chronicles 5: Stormchaser: Second Book of Twig

Percy Jackson and the Sea of Monsters (Book 2)

The Edge Chronicles 1: The Curse of the Gloamglozer: First Book of Quint

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

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

The Edge Chronicles 2: The Winter Knights: Second Book of Quint

The Blood of Olympus (Heroes of Olympus Book 5)

Percy Jackson and the Last Olympian (Book 5)

The Edge Chronicles 6: Midnight Over Sanctaphrax: Third Book of Twig

The Edge Chronicles 3: Clash of the Sky Galleons: Third Book of Quint

The House of Hades (Heroes of Olympus Book 4)

The Mark of Athena (Heroes of Olympus Book 3)