The conception of functions, defined as the relationship between magnitudes or sets of ordered pairs, varies among students depending on the contextualization of the concept within the curriculum, notably in school textbooks. This investigation endeavors to scrutinize the approach taken by Indonesian textbooks in introducing the function concept…

Textbooks are one of the main resources for teaching and learning mathematics. This study examines the presentation of angle topics in 4th-grade mathematics textbooks in Indonesia and Singapore. The analysis focused on the general characteristics of the textbook and the nature of the mathematical tasks presented. The results showed that Indonesian…

A Trigonometric function is one of the challenging materials for not only high school students but also pre-service teachers and teachers. On the other hand, An understanding of trigonometric function is an initial stage in understanding calculus derived from it such as limit, derivative, and integral. Thus, the competency in trigonometric…

Background: The worked example effect in cognitive load theory suggests that providing worked examples first followed by solving similar problems would facilitate students' learning. Using problem solving-worked example sequence is another way of implementing example-based instruction. Although research has demonstrated the superiority of worked…

Students' spatial ability plays an important role in instruction with dynamic and static visualizations. This research was aimed at describing 1) the difference in learning achievement between the students who learned from dynamic visualization and static visualization, 2) the difference in learning achievement among students who have high spatial…

This paper displayed the perspective on analyzing online media text using task-based learning in learning basic grammar. The data were collected for 6 months through observation, interview and questionnaires from July to December 2018 in IAIN Tulungagung. It involves 45 Indonesian undergraduate students who were taking English Basic Grammar with…

Although many studies reported that student-created video task could promote learners' active learning and engagement, the investigation on how the students worked and created the videos is still scarce. The process of video creation in a micro-reality context of English language learning involves social practice and cognition (a socio-cognitive…

This study aims to describe the constructive metacognitive activity shift of eleventh graders in solving a mathematical problem. Subjects in this study were 10 students in grade 11 of SMAN 1 Malang. They were divided into 4 groups. Three types of metacognitive activity undertaken by students when completing mathematical problem are awareness,…

Coaching is mainly purposed to build teacher capacity to enhance the success of learning and the quality of education in general. This paper is aimed at describing the coaching materials, methods, and the effectiveness of coaching in English Foreign Language (EFL) learning to strengthen the teachers' pedagogical competence. Six Junior High School…