This document provides an introduction and definition of cooperative learning. Cooperative learning aims to organize classroom activities into academic and social learning experiences by structuring positive interdependence. It is defined as an instructional program where students work in small groups to help one another master academic content. The document outlines the key elements of cooperative learning including positive interdependence, face-to-face interaction, individual accountability, equal participation, simultaneous interaction, and group processing. Steps for implementing cooperative learning and the role of the teacher are also discussed.