The Annals of the Heechee
Frederik Pohl
Heechee (4)
Cry Sanctuary
Moira Rogers
The Life of the Mind: The End of All Things
John Scalzi
End of All Things (1)
Conqueror's Blood
Zamil Akhtar
Gunmetal Gods (2)
The Black Circle
Patrick Carman
39 Clues (5)
One False Note
Gordon Korman
39 Clues (2)