“…Items on the PISA 2015 science assessment were developed using the PISA 2015 science framework which delineates four aspects of scientific literacy, namely contexts, knowledge, competencies, and attitudes (OECD, 2017a). However, some critics of PISA have raised concerns regarding the content and substance validity of the PISA science assessment items (Lau, 2009; Le Hebel, Montpied, Tiberghien, & Fontanieu, 2017; Nentwig, Roennebeck, Schoeps, Rumann, & Carstensen, 2009). How well the PISA science assessment items really address scientific literacy, rather than content knowledge, is a controversial issue.…”