Volume & Issue: Volume 4, Issue 2, December 2021 
| 1 | Obstacles to practicing mini volleyball from the point of view of volleyball coaches in Palestine | |
| Page 1-61 | ||
| Hazem Hassanein Mohamed; Rafi Hussien Mahmoud Asfour; Rani Hussien Mahmoud Asfour | ||
| 2 | The Labor Market in Qatar: Qataris, Non-Qataris, and Youth in the Workforce | |
| Page 62-76 | ||
| Hazem Hassanein Mohamed | ||
| 3 | Naturaleza y Paisaje: Estudio Compositivo de Arte Pictórico Moderno en la Cultura Mediterránea. Color y Caligrafía símbolos representativos “Naturaleza y Paisaje. Cultura Mediterránea” | |
| Page 77-87 | ||
| Yehia Youssef Ramadan | ||
| 4 | The commercial cities of the Mediterranean world during the Middle Ages | |
| Page 88-97 | ||
| Anass Bousselam | ||
| 5 | The effectiveness of an adaptive e-learning environment based on the different pattern of educational preferences (individual - group) in developing the skills of designing and producing electronic courses according to quality standards for students of the Education Technology Division | |
| Page 98-158 | ||
| Naseem Mohammed Al Sagheer; Mohamed Marei; Mahmoud Mohamed Ali Ataki | ||
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