Özet:

The aim of this study was to determine effect jigsaw II technique on the students' the academic achievements, attitudes towards science lesson, epistemological attitudes and retention of knowledge. The study was carried out with the participation of a total of 43 seventh-grade students in two different groups of a secondary school located in Erzurum in the academic year 2012-2013.One of these groups was experimental group (n = 21) applied jigsaw II technique used in the implementation of cooperative learning and the other one was control group (n=22) applied traditional method. As data collection instruments Academic Achievement Test (AAT), Science Lesson Attitude Scale (SLAS) and Epistemological Attitude Scale (EAS) were used. The data were evaluated by using descriptive statistics, independent samples t-test and ANCOVA tests. According to the analyses, the results showed a significant difference favor of experiment group between control and experiment groups in view of academic success, retention of knowledge and epistemological attitude. But at the end of study, it was observed not a statistically significant difference between the experimental and control groups in terms of attitudes towards science lesson

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