Fig. 1From: Leveraging large-scale assessments for effective and equitable school practices: the case of the nordic countriesIllustration of trends in mean achievement scores in the Nordic and across OECD countries in PISA 2000‒2018. (Sources: Own illustration based on data from PISA reports (OECD, 2003, 2004, 2007, 2010, 2014, 2016, OECD, 2019b))Back to article page