1. AL-Duais. R. N. (2004). Evaluation of science curriculum and textbooks for basic grades in Yemen Republic in view of the concept of scientific literacy (Unpublished doctoral dissertation). Al Jordanian University, Jordan, Amman, Jordan.
2. Evaluation of curricula documents of reading, science, mathematics and educator's guides in the first three- grade at basic school in Republic of Yemen.;M. H.Al-Mekhlafi;The Journal of Social Studies,1998
3. Al-Mihi, R. (1993). Students needs and the scientific topics related with STS. In Proceedings of the 5th European Conference on Creativity and Innovation, Cairo, Egypt (Vol. 3, pp. 1081-1101).
4. Al-Nemer, M. (1991). A study of the inclusion of science-technology-society topics in general science syllabuses in Egypt. In Proceedings of the Third European Conference on Creativity and Innovation, Alexandria, Egypt (Vol. 4, pp. 1065-1088).