This document discusses cooperative language learning (CLL) as an approach to teaching that uses cooperative activities in pairs and small groups. The goals of CLL are to provide opportunities for naturalistic second language acquisition through interactive activities, give teachers an effective methodology, and enable focus on language structures while enhancing motivation. The key aspects of CLL are that it develops communicative competence through practice conversing in groups, has six learning advantages for ESL students, and involves the teacher creating a structured environment and assigning group roles to foster cooperation, critical thinking, and student achievement.