Hardworking Mr. ZIP and B. Franklin have to deliver the mail to all sorts of places.
Come along on the journey as the duo delivers mail to cities, an airport, a construction site, a movie set, and more.
Along the way, readers can search for 145 different things to spot.
Hardworking Mr. ZIP and B. Franklin have to deliver the mail to all sorts of places.
Come along on the journey as the duo delivers mail to cities, an airport, a construction site, a movie set, and more.
Along the way, readers can search for 145 different things to spot.
