PonyBy: R. J. Palacio Instant New York Times Bestseller The bestselling author of Wonder returns with an unforgettable adventure about a boy on a quest to rescue his father, with only a ghost as his companion and a mysterious pony as his guide. When Silas Bird wakes in the dead of night, he watches powerlessly as three strangers take his father away. Silas is left shaken, scared, and alone, except for the presence of his companion, Mittenwool . . . who