AU - اللزام، إبراهيم بن محمد AB - The study aims at identifying teaching issues, facing teachers of new curriculums in the middle stage, the sample has been (152) teacher representing (25%) of study society. The descriptive study used, the poll was to collect the data, one of the most results we deducted was: the issues related to the student came in the first level in (3.35) mean, representing a high degree, the other following issue was for science labs which came in the second degree with (3.34) mean in a high degree, too, meanwhile, the issues related to the content was 2.80 mean and in the last degree (middle level). As to the mean of the issues wholly was 3.08 in a middle average without existence of differences in the significances generally, 0.05 level amongst the averages of all issues back to competence variables, except the problems pertaining to the teacher and the student and the assessment in which we found differences in favor of biology teachers. As for the educational qualification, we have found various differences save the issues related to the educational resources and educational activities. The assessment was in favor of the educational holders, the qualification type was not recorded any differences except the issues related to the teacher for the master holders. It is clearly shown that no differences in the experience variable except the issues related to the teacher, the educational aims, and the content which has been in the favor of the ten-year experienced individuals within the study sample. Courses variables recorded with no differences recorded save the issues related to the teacher and assessment in the favor of the sample individuals, getting courses in developed and scientific curriculum. Some of Teachers' Suggestions have been shown to overcome the issues of teaching and the updated science approaches in the middle stage in Riyadh. (Published abstract) http://search.shamaa.org/abstract_en.gif OP - ص ص. 1-17 T1 - مشكلات تدريس مناهج العلوم المطورة في المرحلة المتوسطة من وجهة نظر معلميها بمدينة الرياض [مقال] UL - http://iijoe.org/v8/IIJOE_01_01_08_2019.pdf النص الكامل (PDF) 1 http://search.shamaa.org/fulltext.gif