“…The success of implementing formative assessment in classrooms depends on personal factors related to teachers' beliefs, attitudes, knowledge, and skills (Yan, 2014;Black & Wiliam, 1998;Heitink et al, 2016) because teaching is an activity where teachers enact their conceptions about teaching and learning (Harrison, 2013;Yan, 2018). For example, teachers' positive perceptions of the usefulness of formative assessment are positively related to teachers' intentions to implement formative assessment (*Karaman & Sahin, 2017;*So & Lee, 2011;*Yan & Cheng, 2015). Similarly, teachers with higher self-efficacy are more likely to carry out formative assessment (* Yan & Cheng, 2015), while a lack of confidence will result in less implementation of formative assessment (*Crichton & McDaid, 2016).…”