Textbooks have several important functions in science education. By interviewing six teachers, this study shows how secondary school science teachers perceive and use textbooks as resources, especially in inquiry teaching. The results show that textbooks aid inquiry teaching by offering teachers easily accessible suggestions for practical and…

Distance learning has become a necessity and a common practice, using electronic devices and the Internet to facilitate online classes and exams. One course in undergraduate electrical engineering is the Digital Signal Processing (DSP) course, which requires exposure to theoretical concepts as well as simulations. In this paper, we propose a…