How to Ride a Dragon's Storm
Cressida Cowell
How to Train Your Dragon (7)
Hero's Guide to Deadly Dragons
How to Train Your Dragon (6)
The Ship of the Dead
Rick Riordan
Magnus Chase and the Gods of Asgard (3)
Everblaze
Shannon Messenger
Keeper of the Lost Cities (3)
The Demigod Files
Percy Jackson and the Olympians (4.50)
The Lost Hero
The Heroes of Olympus (1)
The Son of Neptune
The Heroes of Olympus (2)
The Serpent's Shadow
The Kane Chronicles (3)
The Mark of Athena
The Heroes of Olympus (4)