Classroom Response System (CRS) is a promising educational tool that can create an interactive learning space. In high school, less is known about its impact on learning mathematics. Most studies on the integration of CRS in teaching and learning use internet-dependent tool. This paper aimed to determine the effectiveness of the CRS that uses…

During the normalization of COVID-19 control measures, more and more high school students are learning through the Internet. With the widespread use of online teaching, students' internet self-efficacy has become an important factor in measuring students' online learning ability. Although researchers have been paying greater attention to the…