A homogeneous distribution of students in a class is accepted as a key factor for overall success in primary education. A class of students with similar attributes normally increases academic success. It is also a fact that general academic success might be lower in some classes where students have different intelligence and academic levels. In…

The purpose of this study was to examine the effects of multilevel support on first-grade teachers' accurate use of research-based strategies during beginning reading instruction and the extent to which teachers maintained use of these strategies. Teachers were trained to use research-based strategies, including choral responding, response…