From Yvonne and Peter's game interaction, I think their Play type belongs to cooperative play.the cooperative play is a cooperative game, such as based on the theme to take special roles. It can be seen from Yvonne and Peter ’s game interaction that there is a situation of playing doctors and patients. The game needs to Specific rules play cooperative games with different roles.Therefore, from the play of Yvonne and Peter, it can meet the characteristics of cooperative play.