6 stunning pre-fab homes across North America

Many people are increasingly opting for houses that are pre-fabricated, in which the majority of the construction happens off-site. Some see pre-fab as the future of home-building, because the process takes less time, money, and resources that traditional on-site home construction.

A new book by Sheri Koones, "Prefabulous Small Houses," showcases dozens of beautiful homes with pre-fab construction. She shared her favorite houses in the book with Business Insider, which range in size from 350 to 2,300 square feet.

Check them out below.