This paper focuses on system concept use in teaching either chemical core concepts or interdisciplinary chemistry-related topics. The system concept is important in order to develop global competences, and chemistry teaching plays a key role in this context. A questionnaire has been administered to two different samples, Italian teachers and…

This study examined outcomes for AP® Calculus and AP Physics students on the 2015 Trends in International Math and Science Study (TIMSS) relative to other participating countries and other advanced math and science students in the United States. Compared to other countries in the study, AP Calculus BC and AP Physics C: EM students outperformed all…

Limited studies investigate the high school teachers' challenges and strategies while teaching science and mathematics in English as the target language through the content and language integrated learning (CLIL) approach. Hence, this study aimed to investigate the challenges that science and math teachers encounter and the strategies they employ…