The Mark of Athena
Rick Riordan
The Heroes of Olympus (4)
The Lightning Thief
Percy Jackson and the Olympians (1)
Artemis
Andy Weir
The Red Pyramid
The Kane Chronicles (1)
How to Be a Pirate
Cressida Cowell
How to Train Your Dragon (2)
How to Twist a Dragon's Tale
How to Train Your Dragon (5)