This twelve-book series from Clara House, a division of The Oliver Press, offers young readers a ticket for a private tour of some of America's most exciting places-where people and machines work together to produce the items and services we use every day. Detailed, full-color photographs and clear, engaging text guide children step by step through fascinating processes. From how one company cooks up delicious candy bars to how the post office delivers...

Photographs and text describe how the United States Postal Service collects, processes, and delivers mail.

This twelve-book series from Clara House, a division of The Oliver Press, offers young readers a ticket for a private tour of some of America's most exciting places-where people and machines work together to produce the items and services we use every day. Detailed, full-color photographs and clear, engaging text guide children step by step through fascinating processes. From how one company cooks up delicious candy bars to how the post office delivers...

This twelve-book series from Clara House, a division of The Oliver Press, offers young readers a ticket for a private tour of some of America's most exciting places-where people and machines work together to produce the items and services we use every day. Detailed, full-color photographs and clear, engaging text guide children step by step through fascinating processes. From how one company cooks up delicious candy bars to how the post office delivers...

This twelve-book series from Clara House, a division of The Oliver Press, offers young readers a ticket for a private tour of some of America's most exciting places-where people and machines work together to produce the items and services we use every day. Detailed, full-color photographs and clear, engaging text guide children step by step through fascinating processes. From how one company cooks up delicious candy bars to how the post office delivers...