It was a special day when Daniel the mail carrier delivered a package for Theo. That one simple act sent Emma and Theo on an adventure that gave them a closer look at how the U.S. Postal Service works. Share the excitement as Daniel helps Theo and Emma get a package mailed-and gives them a first-hand look at a mail carrier's job.

Meet Emma and Theo, two best friends who share a neighborhood - as well as curious minds and adventuresome spirits! Join in the excitement as these fun-loving friends meet a variety of community helpers and learn the ins-and-outs of their very important jobs. Each story is told from the point of view of either Emma or Theo in an engaging narrative that combines fiction and nonfiction text. Beautiful illustrations and real-life photos contribute to the fun. Add in a detailed map, a Q&A with a community helper, as well as tips and tools, and you've got a series of books that kids won't want to put down!