id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ak-150		ak-150		21	.pdf	application/pdf	6464	367	64	The paper discusses differences of play in the time dimension and possible consequences of such behavior for child development. However, it is becoming increasingly evident that one of the main issues of contemporary lifestyle is sedentary behavior, more generally lack of physical activity, and consequent deterioration of child development and health.	cache/ak-150.pdf	txt/ak-150.txt