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pro vyhledávání: '"podjela učenika u grupe"'
Publikováno v:
Croatian Journal of Education : Hrvatski časopis za odgoj i obrazovanje
Volume 17
Issue 4
Volume 17
Issue 4
We present a study in which we consider whether the learners, who had mathematics instruction in the 9th grade of primary school in heterogeneous groups, significantly differed in their mathematics achievements measured by using the external and inte