Icefire
Chris D'Lacey
Dark Fire
Nightfall
Shannon Messenger
Keeper of the Lost Cities (6)
Camp Jupiter Classified
Rick Riordan
The Trials of Apollo (4.5)
Hotel Valhalla Guide to the Norse Worlds: Your Introduction ...
Magnus Chase and the Gods of Asgard (4)
The Son of Neptune
The Heroes of Olympus (2)
The Red Pyramid
The Kane Chronicles (1)
The Burning Maze
The Trials of Apollo (3)
The Tyrant's Tomb
The Trials of Apollo (4)
Eragon
Christopher Paolini
The Inheritance Cycle (1)
Murtagh
The Inheritance Cycle (5)
Fire Star
How to Be a Pirate
Cressida Cowell
How to Train Your Dragon (2)
How to Speak Dragonese
How to Train Your Dragon (3)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)