The effects of between-class ability grouping on maths academic achievement and self-esteem of 7th grade students

The aim of this study is to examine the effects of between class ability grouping on maths academic achievement and self esteem of grade 7. students.The research was carried out the second semester of the 2011?2012 academic year, within a primary school with coedclasses and a primary school with between class ability grouping in Muğla. 75 students from the school which has between class ability grouping constituted the experimental group and 75 students from the school which has coedclasses constituted the control group.Data collection tools used for the study are the mathematics success test developed by the researcher and Rosenberg Self Esteem Scale. Data were assessed by covariance analysis.As a result, according to the achievement test and Rosenberg Self Esteem Scale, there couldn?t be found a meaningful difference between the experiment and the control group. In addition to this, in the experimental group, there was found a meaningful difference between medium-low, high-medium and high-low classes. It was concluded that, in particular, students of the lower classes are affected negative by this practice.