Children can be a great source of inspiration with their imagination. Just ask Christopher Hoffmann, who was inspired by his thirteen year old daughter Lauren to create a one-wheeled bike. The daughter first saw the bike in a video game and wanted to ride one to school. After contemplating the feasibility of such an idea, Christopher assembled the first prototype. The latest version of the bike, “Ryno“, is able to go as far as 30miles with a maximum speed of 25mph, and even climb slopes. Weighing only 57kg,