具体描述
Help Johnny Tractor, Danny Dozer, and the rest of the machine characters as they work together in Deerfield Valley and on Merriweather Farm. Ever see how giant buildings are constructed? Now you can as Barney and Danny work together to build the biggest one in Deerfield Valley. With every turn of the page, more and more of the building is revealed and on the final spread we see the finished building in place towering over the rest of the city!
