This is challenge that is seemingly simple, but I've found quite difficult in practice. I've been trying to complete it since 2012, and almost managed it in 2015 (I was 3 books short). So, of course, I have to try again.
A: Arrow's Flight by Mercedes Lackey READ 2/9/16
B: The Boys Who Challenged Hitler by Phillip Hoose READ 3/17/16
C: Court of Fives by Kate Elliott READ 2/11/16
D:
E: Everything I Never Told You by Celeste Ng READ 1/9/16
F: Fortune's Pawn by Rachel Bach READ 1/22/16
G: Glimpses by Lynn Flewelling READ 3/19/16
H: The Hundred Thousand Kingdoms by N.K. Jemisin READ 1/16/16
I: Illuminae by Amie Kaufman & Jay Kristoff READ 1/28/16
J:
K: Kings Rising by C.S. Pacat READ 3/7/16
L: Lies We Tell Ourselves by Robin Talley READ 1/23/16
M: Moth by Daniel Arenson READ 1/9/16
N: A Natural History of Dragons by Marie Brennan READ 1/12/16
O:
P: Prince's Gambit by C.S. Pacat READ 2/27/16
Q:
R:
S: Six-Gun Snow White by Catherynne M. Valente READ 1/2/16
T: Their Fractured Light by Amie Kaufman & Meagan Spooner READ 1/7/16
U:
V:
W: The Walled City by Ryan Graudin READ 3/12/16
X:
Y: YOLO Juliet by Brett Wright READ 3/10/16
Z: