چکیده (انگلیسی):

ABSTRACT: This study aims to investigate the effect of cooperative learning on the confidence. This
Study was a quasi-experimental research with control group and pre-test, post-test. The students of
Middle schools in Bandar Abbas form the statistical society and the sample was made of 25 girls and
25 boys for test group and 25 girls and 25 boys for control group. The test group taught by cooperative
learning method in 12 sessions but the control group was being taught traditionally. To gather
information Eyzenk confidence questionnaire used. Data analyzed using Covariance analysis. The
results showed that cooperative learning method increases the confidence in the girls test group. But
cooperative learning method does not increase the confidence in the boys test group significantly.
Therefore, cooperative learning increases the confidence in girls more than boys.
Keywords: Cooperative Learning, Confidence, Students.