摘要：Closing a teaching method is one of the important stages of instructional design. Cooperation learning approach is considered as a new approach in teaching. Cooperation learning method is one of the most interesting teaching methods. Studies show that, among various factors (environmental and individual) that affect learning and the learners' academic achievement, environmental factors play important roles. Henceforth, this issue seems necessary to enhance the quality of teaching and to increase the problem solving ability. Therefore, this study dealt with an investigation on the effect of cooperative learning method of teaching on enhancing the problem solving ability. The sample consisted of 60 students in the sixth grade elementary school, studying in city of Dezful, that through a math test, students' problem solving ability was investigated in this grade. Using independent t-test, statistical results for the independent samples, has shown that the ability of math problem solving of the students in cooperation learning is higher than this ability in traditional method.
关键词：Mathematics; cooperative learning; problem solving; traditional method; teaching
