Objective: The present study has been carried out to develop social cognition interventional program (SCIP) based on Theory of Mind (ToM), and to investigate its effects on High-Functional Autistic (HFA) Children's Social function.

Methods: Present study was completely experimental and its participants were randomly assigned to an experimental or a control group (Among 14 HFA, 7 in experimental and 7 in controls were selected as a sample). Interventional programs were taught in 20 sessions. Scott- Bellini Autism Social Skills profiles (ASSP) were used as outcome measures. This profile had 45 Items with 4 subscales. The validity of this scale was confirmed by specialists and its reliability was estimated 0.940.

Results: the gathered data were analyzed using repeated measures and analysis of variance. The results showed that SCIP had a significant effect on participant's social function.

Conclusion: Based on the results, SCIP may be effective in and increasing social function in participants with HFA, and it led to modify their relation in 3 levels: making, maintenance and development.