I'm not a fan of pre-fabs; but, if I were to lower my standards (from cob), this would make me smile. The Silver Mountain from Appalachian Log Homes is a classic small log cabin design. At one and a half stories, it encompasses a total of 707 square feet.
Tiny house from Home Depot. ok so it starts out as a garage but it could sure make a fine starting point for a tiny house. I would never use this to make my tiny home but its a great idea! I didnt know these things had a second level!