(OECD, PISA 2019, 3 December 2019, link). • After 13 years in charge, the SNP have failed to cut class sizes for Primary 1-3. In their 2007 manifesto the SNP promised ‘We will reduce class sizes in Primary 1, 2 and 3 to eighteen pupils or less to give children more time with their teacher at this vital stage of their...