 Parenting factors like cognitive stimulation or learning opportunities facilitates early cognitive development. Several studies examined the effect of stimulation or intervention on children from developing countries, including children living in poverty, which strongly supports the importance of early cognitive intervention for facilitating better cognitive and non-cognitive outcomes. Research revealed three aspects of parenting associated to young childrens cognitive and social-emotional competence: cognitive stimulation, caregiver sensitivity and responsiveness to the child, and caregiver affect National Research Council and Institute of Medicine. Regarding maternal sensitivity and responsivity several researches reported that these factors are associated with more secure infant attachment and higher cognitive ability respectively. Appropriate caregiver-child interactions facilitate early social-emotional development and learning materials promote age-appropriate language and problem-solving skills. These factors discussed above are the part of maternal cognitive function which implies that there might be a link between factors evolved from maternal cognitive state and child development. Showed that maternal cognitive ability works as an important factor in progressing childrens height, even after controlling for childs age and gender, parental age, mothers and fathers years of schooling and mothers height. 