During early times of bilingualism, it was a commonly held belief that children shouldnot be encouraged to master two languages simultaneously as it could lead to an intellectual andcognitive disadvantage as well as linguistic confusion. Then many studies have emerged tosupport the claims that bilingualism had negative effects on intelligence and cognitive ability.The results of such studies led the researchers to claim that bilingualism is a mental burden forbilingual children causing them uncertain and confused (McLaughlin, 1978 cited in Al-Amri2013). In contrast, current bilingualism studies have suggested that being bilingual is beneficialeven it started lately. On children level, being bilingual has increasingly helped the childrencognitive ability. Indeed, this contrary will lure other research to dig more information about theconcept of bilingualism which will be useful for everybody. Furthermore, it will be highly