Someone has been stealing and leaving behind little green sneakers, so Bradley, Brian, Nate, and Lucy trail their new teacher, who wears the same shoes in normal size.
Photographs and simple text describe all kinds of shoes--some for dancing, walking, playing, some for snow or ice, some made of wood or cloth--from nineteen different countries.
Supported by her faithful friend Simon, a gull named Samantha goes through a series of distinctive pairs of shoes, trying to make herself different from all the other gulls.