The researchers made use of a descriptive research design, which aimed to determine whether the following family variables: family size, birth order, parent-child relationship and parental discipline are factors that motivate the working child. The objective of this study is to discover the reason why children work so as to have a better understanding of what drives the children to work. There were 34 working children who were purposively chosen from areas in Manila, specifically in Quiapo, Binondo, Sta. Cruz, church and Divisoria market. The participants were then grouped into 4 categories: (a) eldest child belonging to a large family size, (b) eldest child belonging to a small family size, (c) not the eldest child belonging to a large family size and (d) not the eldest child belonging to a small family size. The data was further sub-divided into categories that are based on the following family variables: (a) birth order, (b) parent-child relationship, (c) parental discipline and (d) family size. The respondents were interviewed using an unstructured interview guide. Qualitative analysis was used in further analysis of the data gathered. There were varying results according to the following family variables. The study further showed that following family variables are considered to be motivational factors by the respondents of this study