Ninety-two children of 9-11 years old were measured on Faux Pas comprehension, social interacting skill and language ability. The task was developed to measure individuals' understanding of epistemological mental state, emotion and desire. Children's social skill was measured using the method of Peer-Rated Social-Interaction Skill. Language ability was assessed with Wechsler Child Intelligence Scale-Revised (Chinese version).The results show significant correlations between Faux Pas comprehension and social interaction skill, and between Faux Pas comprehension and language ability, after contr...