Newbery Medal-winning author Patricia MacLachlan has written a magical and funny tale about the joy found in using words, sharing stories, and loving a wondrous dog: Rex. Grace's aunt is a writer. She works with words every day and teaches Grace interesting words like "melancholy" and "delirious." But Lily is often "flummoxed" by her writing. Her stories don't go anywhere, her desk is a mess, and her writer's group...