All Aboard! Let's ride the Christmas train! This accordion-style book folds out to car by car, taking readers on a tour of a passenger train. The passengers of this train include Santa Claus, a snowman, reindeer, elves, penguins, and other festive characters sure to delight children with each reading. Each car also has a handful of Christmas-themed objects to seek and find. The back of the book is a running landscape dotted with objects for children to find and count.