Epistemological obstacle is emphasized in mathematics education. Students often have limited students' context of knowledge in understanding trigonometry. Knowing the epistemology obstacle can help a teacher understand the student's misconception. Therefore, this study aimed to identify students' epistemological obstacles of trigonometry and…

This dissertation is a qualitative practitioner research study in which I explore how my students and I engage in critical literacy using sociopolitical Articles of the Week (AoWs). Critical literacy is the ability to read, write, and speak about texts in a reflective manner to better understand power, inequality, and injustice that prevails in…