Background and Purpose: Nowdays, relationship among family members is affected by the problem solving training. The purpose of the present research was to study the efficacy of problem solving teaching on parenting styles and family processes.

Method: The present study plan was pseudo-experimental research method with one group pre-post design. The study population consisted of mothers of preschool and elementary school students. Sampling method used was available sample. Participants included 55 mothers of students in Tehran. For data gathering, Baumrind parenting style (Baumrind, 1967) and family processes questionnaires (Samani, 1995) were used.

Results: Findings showed that attending in the problem solving workshops had positive effects on the subjects` performance in the area of parenting styles and family processes. So that it leads to improved communication skills, integrity and mutual respect and coping skills as well as permissive and authoritarian parenting styles changed in the desirable direction.

Conclusion: Problem solving skills training can be suggested to improve parenting styles and family processes. Attending in the current program with improving parenting ways can result to increase positive experiences by children and following that psycho-social benefit. Thus, the current intervention can suggest as a promising one to clinicians.