Dreams - sometimes they change the world, sometimes they just plain fall through. Over the course of a weekend at grandpa's farm near Luverne, Minnesota, 14-year-old Josh Lindstrom gets in touch with his dreams as they spend their time inventing, and grandpa relates the stories of some of the great Minnesota inventors. Success, however, does not come easily. So, is there anything to be learned from the inventors that preceded them, especially those of the aptly named Greatest Generation? Josh and his grandpa discover together that when it comes to dreams of inventing, failure is okay. As...