Differentiation and achievement grouping are frequently implemented practices to adapt education students’ varying educational needs based on level. Potential didactical socioemotional advantages disadvantages of these have been discussed in the literature. However, little is known about perspective students themselves. This study examined how (N = 428) perceived differentiation within-class ho...

This study examined the effects of classroom assessment practices on students’ achievement goals. The study included 1,636 ninth grade students and 83 science teachers from Muscat public schools in Oman. Results from hierarchical linear modeling techniques showed that class contextual features and teachers’ teaching experiences and assessment practices interacted significantly with students’ ch...

The authors investigated the differential effect of retention on the development of academic achievement from grade one to five on children retained in first grade over six years. Growth Mixture Model (GMM) analyses supported the existence of two distinct trajectory groups of retained children for both reading and math among 125 ethnically and linguistically diverse retained children. For each ...

Bivalve molluscs are key components of the estuarine environments as contributors to the trophic chain, and as filter -feeders, for maintaining ecosystem integrity. Further, clams, oysters, and scallops are commercially exploited around the world both as traditional local shellfisheries, and as intensive or semi-intensive farming systems. During the past decades, populations of those species de...

background the learning environment dramatically affects the learning outcomes of students. noise, inappropriate temperature, insufficient light, overcrowded classes, misplaced boards and inappropriate classroom layout all make up factors that could be confounding variables distracting students in class. this study was conducted to examine the effect of noise in educational institutions on the ...