Percy Jackson's Greek Gods
Rick Riordan & John Rocco
Unlocked
Shannon Messenger
Keeper of the Lost Cities (8.50)
Stellarlune
Keeper of the Lost Cities (9)
The Demigod Diaries
Rick Riordan
The Heroes of Olympus (0.0)
How to Cheat a Dragon's Curse
Cressida Cowell
How to Train Your Dragon (4)
How to Speak Dragonese
How to Train Your Dragon (3)
The Red Pyramid
The Kane Chronicles (1)
How to Be a Pirate
How to Train Your Dragon (2)
The Son of Neptune
The Heroes of Olympus (2)
Hotel Valhalla Guide to the Norse Worlds: Your Introduction ...
Magnus Chase and the Gods of Asgard (4)
The Burning Maze
The Trials of Apollo (3)
The Tyrant's Tomb
The Trials of Apollo (4)