The theory of ecological competition, as used to explain community structure and specialization within species, also applies to the problem of coexistence among fast-food restaurants. This analogy is used in a simple laboratory exercise designed to teach competition theory and start students thinking about the urban environment from an ecological…

Describes a study in Nigeria comparing achievement in biology with a student's preference for cooperative or competitive learning situations. Proposes that rural children prefer cooperative learning strategies while urban children prefer competitive ones. Presents data proposing that learning preference (cooperative vs competitive) directly…