This research not only aimed to investigate the current status of the preschool educators' cognition, attitude and behavior of playground safety, but also explored the influence of demographic variables on the cognition, attitude and behavior. In addition, it probed the correlation among the cognition, attitude and behavior. The research constructed a questionnaire to collect the data of preschool educators' cognition, attitude and behavior of playground safety in Taipei City. The main findings of this study are as follows: 1. The playground safety cognition of the participants were acceptable passably. Their attitude towards playground safety was positive and active. Their playground safety behavior was positive and cooperative. 2. There was significant difference toward the playground safety attitude and behavior of the variant participants' educational backgrounds. 3. There was significant positive correlation between the playground safety cognition, attitude and behavior.