His Dark Materials

His Dark Materials is a trilogy of fantasy novels by award winning author Philip Pullman. The novels which includes The Golden Compass,The Subtle Knife, and The Amber Spyglass.
The golden Compass
Lyra is content to run wild among the scholars of Jordon College, with her daemonfamiliar always by her side. But the arrival of her fearsome uncle, Lord Asriel, draws her to the heart of a great struggle-a struggle born of Gobblers and stolen children, witch clans and armord bears. And as she hurtles toward danger in the cold, far North, young Lyra never uspects the shoking truth: she alone is destined to win, or to lose, ths more-then-mortal Battle.
The Subtle Knife
In this stunning sequal to The Golden Compass, the intrepid Lyra fids herself in a shimmering, haunted otherworld-cittagazze, where soul-eating specters stalk the streets and wingbeasts of destant angels sound against the sky. But she is not without allies: twelve-year-old Will Parry, fleeing for his life after taking another’s, has also stumbled into this strange new relam.
The Amber Spyglass
Lyra and Will, The two ordinary children whose extraordinary adventures began in the The Golden Compass and The Subtle Knife, are in unspeakable danger. with the help from Iroek Byrnison the armoured bear and two tiny Gallivespan spies, they must journey to a grey-lit world world where no living soul has ever gone. All the while, Dr. Mary Malone builds a magnificent amber spyglass. An assasin hunts her down. And Lord Asriel, with troops of shinning angels, fights his mighty rebellion.