This one would be perfect for G-ma to get to work. Little green pea car! Yes, can't you just see smooshed green pea car when some uncoordinated SUV driver "bumps" into it? Not good- cute and efficient but that is a bit of problem.
1958 BMW Isetta also known as the "bubble car" is an Italian designed microcar. It was the world's first mass-production km car and was the top-selling single-cylinder car in the world, with units sold.
1933 Dymaxion The Dymaxion car was designed by Buckminster Fuller in the early Its name was a composite of the words dynamic maximum and ion. The three-wheeled Dymaxion Car had rear steering and front-wheel drive powered by a Ford engine.