Harley Hitch and the Iron Forest

His Dark Materials: The Amber Spyglass (Book 3)

The Puffin Portal

Percy Jackson and the Lightning Thief (Book 1)

Harley Hitch Takes Flight

The Mark of Athena (Heroes of Olympus Book 3)

Harley Hitch and the Fossil Mystery

Percy Jackson and the Last Olympian (Book 5)

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

The Griffin Gate

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

Harley Hitch and the Missing Moon

Percy Jackson and the Sea of Monsters (Book 2)

The Blood of Olympus (Heroes of Olympus Book 5)

Darkwhispers

The Wee Free Men: (Discworld Novel 30)

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