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A1 المحمدي، نجوى بنت عطيان. AB This study investigates the effectiveness of STEM-Based teaching in improving problem solving skill among high school students. STEM approach is considered one of the curriculum designs that adopt a blended mixture of science, math, technology and engineering as it focuses on student centered learning and problem solving skills as well. A group of problems that require knowledge and skills of science, technology and engineering within an IT context have been identified. Then a test that consists of 10 open-ended questions has been developed to measure students' abilities to solve these problems. This study is designed based on a semi experimental approach which targets one group in a pre and posttests. A purposeful sample of participants consists of 30 intermediate stage female students. The pre and post tests were given to the participants preceded by validity and reliability verifications. Findings indicated a significance effectiveness of STEM-based teaching in improving the students' problem solving skill. (Published abstract) http://search.shamaa.org/abstract_en.gif ID 128086 OP ص ص. 121-128 T1 فاعلية التدريس وفق منهج STEM في تنمية قدرة طالبات المرحلة الثانوية على حل المشكلات [مقال] UL 1 http://search.shamaa.org/fulltext.gif http://www.iijoe.org/v7/IIJOE_10_01_07_2018.pdf النص الكامل (PDF)