An informal evaluation of the study indicates that cooperative learning is a promising humanistic approach which increases student participation in EFL classes in the Thai context. It appears to facilitate the learning process both cognitively and affectively. She suggests that in cooperative learning, students help other students within groups of four to five persons in an effort to reach goals. Adaptations of cooperative learning can be effective at many age levels from the late elementary grades up through adult levels. It can be used in both second and foreign language teaching situations .
Manufactured materials are commercial texts.
Modeled materials are those prepared by teachers based on, or supplementing, commercial materials. Modified materials are those taken from non-language learning sources and modified for language learning purposes, such as jigsaw materials stories cut up into sections which are distributed among individual group members who then must share their information with the rest of the group in order to accomplish a specific task. Finally, mined materials are those from authentic sources. Prabhu makes a distinction between course materials and source materials. The former refers to the inputs to be presented to learners, in the order in which they are to be presented.