If You Liked the Lightning Thief and the Lost Hero, Try ...

Airborn
Kenneth Oppel

Bonemender
Holly Bennett

Book of Ember
Jeanne DuPrau

Books of Bayern
Shannon Hale

The Chronicles of Faerie
O.R. Melling

Dark Reflections
Kai Meyer

Magic or Madness
Justine Larbalestier

The Mortal Instruments
Cassandra Clare

Pellinor
Alison Croggon

Sea of Trolls
Nancy Farmer