The seminar of studying the condition of cancerous children   The first seminar of “studying the condition of canderous children ” was held in 3 main section :”medicine “ ,”social –mental ”and” artistic” ,at Tehran universities from 30th to of and 31st of October 2000 . Charitable assemblies,educational studios,music,showing films and …. Were also included and considered in seminar.   The seminar of studying the condition of street children     The first seminar of studying the condition of street children was held in Alzahra university on ,the condition of fugitive children ,sleeping on cartons,immigration ,divorce children ,the reasons and main sprinds of getaway ,and the role of sustainment institutions of these children as”Green House’ and “Reyhaneh ”,were the main subject of the said seminar.     The meeting of Bam :Experience;Tehran:Preventation       Considering the significance of clearing the subject related to the damages of unexpected events , The group of imam Ali (PBUH) held a meeting named “am :Experience;Tehran:Preventation “at sanati sharif university on 30th of MAY 2004.   The meaning of studying the difficulties of children in IRAN     In This meeting held on 25th of February 2004 , some problems as street, fugitive , felon , begging , dispossessed and children and a few practical techniques involving those problems , were taken into account.