“…The issue of students' mastery of HOTS is often debated by scholars at various levels to find solutions to meet what the country intends. However, based on previous studies, it was found that many researchers are studying the level of HOTS among primary, secondary and tertiary students (Peng & Hamad, 2018;Arshad & Yasin, 2015;Mat Norwani, Yusof, Yahya & Ismail, 2019;Ichsan, Sigit, Miarsyah, Ali, Arif & Prayitno, 2019;Saido, Siraj, Nordin & Al_Amedy, 2015). In addition, the challenges and factors in the implementation of HOTS are also studied by past researchers in various subjects (DeBourgh, 2008;Yeung, 2015;Yen & Halili, 2015;Onoska, 2012).…”