Welcome to best-selling author-illustrator Martha Day Zschock's Hello! board book series for children. Parent and child reindeer join Santa along his Christmas-night journey in best-selling author-illustrator Martha Day Zschock's Hello! board book series for children. In Hello, Santa!, join the pair as they explore the North Pole, pull Santa's sleigh, and deliver presents. With something for the entire family to enjoy, you won’t want to say goodbye! Board Book | 6 x 6