摘要：This research is motivated by the low participation of parents in the development of children's prosocial activities in the arena of public facilities, which results in poor prosocial abilities of children. This can be seen from the behavior of early childhood who like to monopolize the game, not patiently waiting for their turn, likes to hit friends, and does not like friends, do not want to share and so forth. The purpose of this study was to describe the factual conditions of child prosocial development due to public play by the family so far. P.The approach used is qualitative with the type of case. The setting of this study was carried out in Singgalang Padang complex, while the research subjects were parents who brought their young children to play in public play facilities. Researchers were key instruments, and data collection techniques used participatory observation, in-depth interviews. Data analysis techniques using qualitative analysis. The results showed that parents had not participated in the social development of children in the public play arena. There are several reasons for parents why they do not carry out the prosocial development of their children, among them they argue that: (1) it is not yet time, the social development of children is done, because they are still too small. (2). Even if directed they don't understand, (3) there are parents who think that they don't know that social development needs to be done since the child is still small (4) There are parents who don't want to know about the situation and they are more focused on children themselves. Suggestions in this study need to provide information to parents or caregivers about children's social development early on in the public play arena.
