This study consist of two chapters, the first one discusses phenomenon of sexual assault in USA and specific European and Arab countries , explain the opinion of comparative laws towards the concept of sexual assaults and the effectiveness of legislative confrontation to limit the crimes and deter the perpetrators . First Chapter includes three sections, the first about the types of sexual assault , contains the con cept of rape and other types of sexual assault against children , elderly and domestic violence which represented on abuse of parental family authority or supervisory authority that may reach children sexual assault .Also sexual assaults includes other types of harassment such as sexual groping , introducing horror, intimidation, bull ing and extortion.The second section defined sexual assault in comparative law ,provided some international statistics for rape and sexual assaults, presented briefly children sexual abuse by priest of catholic church around the world after it had been global public opinion. section three defined the legal connotation of sexual assault in comparative Arab legislation. Second chapter addressed: interviewing children victims of sexual assault, dis cussed problems and methodology, consist of three sections discussed the problems of interviewing children victims of sexual assault, complications of sexual assaults represented on frustration, stress , anxiety and other types of complications .Incest is the most dangerous practice that causes great and cruel psychological destruction for the child . More over , rape and other sexual assaults mostly causes long-term emotional effects on victims children , represented on fear and very young children do not know the vocabulary to express how sexual assault happened ,and also there are ignorant of the names of genitals and the state of confusion that happen to chil dren victims of sexual assaults . Section two of chapter two addressed: The Preparation for Interviewing Children Victims of Sexual Assaults ,aiming for successful interview . Preparations include gathering background information following specific methodology to form inter view team consist of specialized competent experts, selecting the appropriate tools and choosing location of the interview and rapport building between interview team and the child victim of sexual assault .This section also discussed the effect of age stages over the types of questions that addressed to the children victims of sexual assaults during interviewing ,that appropriate the changes happens through the stages of growth of children and the features characterized the child in every stage. The study reached group of results and recommendations