this study investigates and compares the efficacy of differentiated instruction and traditional-based instruction on enhancing iranian students’ reading comprehension. eight elementary, intermediate, and advanced classrooms from 1 language institute were chosen, and based on their performance on the pretests were further divided into 4 control and 4 treatment groups. flexible grouping, tiered i...

We present a scalable and flexible grouping service based on concast and best-effort single-source multicast. The service assigns participating end systems to specific groups based on application-supplied criteria. Example uses of such a service include peer-to-peer applications that want to group machines that are “near” each other, and reliable multicast services that need to assign receivers...

This study investigates and compares the efficacy of differentiated instruction and traditional-based instruction on enhancing Iranian students’ reading comprehension. Eight elementary, intermediate, and advanced classrooms from 1 language institute were chosen, and based on their performance on the pretests were further divided into 4 control and 4 treatment groups. Flexible grouping, tiered i...