SAMAH eid. "A Suggested Program in Earth and Space Sciences based on the Next Generation Science Standards (NGSS) for Developing Design Thinking and Some Engineering Habits of Mind Among Preparatory Stage Students". المجلة التربوية لکلية التربية بسوهاج, 88, 88, 2021, 1575-1629. doi: 10.21608/edusohag.2021.181933