Getting mail is exciting, but how do letters get from the post office to our mailboxes? Mail carriers make sure we get our mail, so they're important community helpers. Readers may be familiar with seeing mail carriers at work, but they learn new facts about this career with each turn of the page. This career-oriented information supports common curriculum topics. As readers learn about mail carriers, they also develop their vocabulary with the help of a picture glossary. Also, they strengthen their reading comprehension skills by exploring the close relationship between the manageable text and colorful photographs.