Will more people take the stairs if they act as a giant piano? Will more people use public recycling bins if it also becomes an arcade game? Fun Theory shows that you can make the world better and have more fun at the same time.
Will more people take the stairs if they act as a giant piano? Will more people use public recycling bins if it also becomes an arcade game? Fun Theory shows that you can make the world better and have more fun at the same time.