id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
flr-1431	Symonds, Jennifer; Boheim, Ricardo; Somerville, Matthew; Baines, Edward; Tang, Xin; Oeri, Niamh; Rinas, Raven; Buehler, Florian; Benke, Gertraud; Davies, Aisling; Sloan, Seaneen; Devine, Dympna; Martinez Sainz, Gabriella	Children’s Momentary Behavioural Engagement and Class Size: A National Systematic Observation Study : Momentary Behavioural Engagement	2025	16	.pdf	application/pdf	7583	347	47	Class size, classroom composition factors, and momentary behavioural engagement Blatchford and Russell (2020) show that the empirical literature on the effect of class size on student achievement is riddled with inconsistencies. Put simply, larger class size is a risk factor for behavioural disengagement for lower ability children, whereas higher ability children appear to be less vulnerable to the negative impact of larger classes.	cache/flr-1431.pdf	txt/flr-1431.txt