This paper reports on a study of collaborative group work in mathematics. Although collaborative group work is known as one of the important approaches in education, it is still uncertain how group thinking can be measured in various learning contexts. We used the Group Thinking Measure (GTM) test developed by [Wegerif, R., T. Fujita, J. Doney, J.…

Recent corporate education reform policies have replaced relatively informal systems of principal observations that had been familiar to many teachers for much of their professional careers with high-stakes teacher evaluation (HSTE) systems that now determine who is allowed to remain in the profession and who gets terminated. Many education…