THE DEFENITIONS OF CONTEXTUAL (1) Contextual learning is a learning process that relates a subject matter with students’ concrete life. Some of its strategies are emphasized to problem solving, students become independent learners, and having a relationship with learners’ home, school and society. Most of the learning strategies has been associated with contextual learning. Among of them are problem solving learning, cooperative learning, inquiry based learning, work based learning, project learning, and in- service learning. (2) In cooperative learning there are some elements which are involved one another. (1) positive dependent. (2) face to face interaction (3) individual accountability and (4) interpersonal and intrapersonal skill or social interaction which is meant to be learnt.. (Abdurrahman & Bintoro, 2000 : 78-79 ). (3) Social interaction happens when students perform togetherness in working their task, communicate to one another, trust and appreciate others and manage a conflict. (4 ) The learning goals will be easy to reach if the learning process is set such condition of PAKEM atmosphere. ( the learning condition which are active, creative, effective and fun ). The Students activities can be seen when the students do mental activity which is followed by physical activity in solving mechanistic problem that had never been done before. Students seem to be creative in processing and producing things, through problem solving, critical thought, analyzing and synthesis information. Furthermore they will be giving explanation with the reasons, and communicating their finding broader and reflecting what they have done. (Pesek and Krisner 2000) . The learning process will be effective when the learning activities are valuable. Teacher should understand the class condition and realize the ability of their students in absorbing the lesson , motivate and encourage students to be able to face challenges, observe and evaluate the effort. A fun atmosphere of learning activities should be set and conditioned so that the students are motivated to be actively participated.