A large scale observational study by educational psychologists of 141 UK primary classrooms used a partial interval time-sampling observational schedule to record the frequency and type of verbal behaviour of teachers and whether students were "on-task" (following the teacher's directions) or "off-task" (not following the…

There is still little consensus on whether and how teaching is affected by small and large classes, especially in the case of students in the later primary years. This study investigated effects of class size on teaching of pupils aged 7-11 years. We used a multimethod approach, integrating qualitative information from teachers' end-of-year…