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Available on compatible , the free NOOK App, and in My Digital Library

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NOOK GlowLight 4 Plus
NOOK GlowLight 4e
NOOK GlowLight 4
NOOK GlowLight Plus 7.8"
NOOK GlowLight 3
NOOK GlowLight Plus 6"

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NOOK 9" Lenovo Tablet
NOOK 10" HD Lenovo Tablet
NOOK Tablet 7" & 10.1"
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NOOK by Samsung [Tab 4 10.1, S2 & E]

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Overview

"A very smart, funny, thrilling, and quite original science fictional treatment of magic by a master of both, featuring an irresistibly appealing heroine." —Spider Robinson, Hugo and Nebula Award–winning author

Monsters are real.

But so are heroes.

Sparks are champions of weird science. Boasting capes and costumes and amazing super-powers that only make sense if you don't think about them too hard, they fight an eternal battle for truth and justice . . . mostly.

Darklings are creatures of my...