The Hounds of the Morrigan by Pat O'Shea

This classic fantasy tale follows young Pidge and his sister Brigit, sent on a quest to find a lost stone before the evil Morrigan can harness its power. With Ireland as their starting point and the forces of good and evil hot on their trail, Pidge and Brigit must rely on their own courage and cunning. A must-read for fans of J.R.R. Tolkien, C.S. Lewis, and Philip Pullman, The Hounds of the Morrigan is a rich and satisfying adventure.