problem pupils 5 [vynechat] problémoví žiaci 5 [vynechat] crime prevention 4 [vynechat] prevencia kriminality 4 [vynechat] schools 4 [vynechat] školy 4 [vynechat] home and school 3 [vynechat] juvenile deliquency 3 [vynechat] kriminalita mládeže 3 [vynechat] prevencia (sociálne problémy) 3 [vynechat] rodina a škola 3 [vynechat] šikanovanie 3 [vynechat] aggressiveness in children 2 [vynechat] bullying 2 [vynechat] children and youth 2 [vynechat] cooperation 2 [vynechat] cyberbullying 2 [vynechat] deti a mládež 2 [vynechat] detská agresivita 2 [vynechat] deviant behavior 2 [vynechat] kyberšikanovanie 2 [vynechat] prevention (social problems) 2 [vynechat] school discipline 2 [vynechat] social prevention 2 [vynechat] sociálna deviácia 2 [vynechat] spolupráca 2 [vynechat] teacher and learner 2 [vynechat] truancy 2 [vynechat] učiteľ a žiak 2 [vynechat] záškoláctvo 2 [vynechat]