Introduction: Implementation of systematic education programs for the healthy development of children can contribute to learning the basic building blocks for the cognitive, social, emotional, motor, and language development of children while improving the knowledge and behaviors of parent. This study was conducted to evaluate the contributions of the “Parent School” program to parents. Material and Methods: The study was conducted on July 1-15, 2023, using the focus group technique using the phenomenology study design, one of the qualitative research models. A total of 23 parent actively participated in the “Parent School” program. Among the parent, 11 parent who agreed to do post-program evaluation constituted the sample of this study. A descriptive data form consisting of 5 questions and a semi-structured interview form consisting of 3 questions were used to collect data. Three nurses analyzed participants’ opinions, and thematic coding was performed. Results: In the interviews conducted with the parent, four themes (Emotional change in the parent, behavioral change in the parent, change in the child, and difficulty in transition) and 14 sub-themes (Awareness, consistency in discipline, self-confidence, self-compassion, selfefficacy, playing, effective communication, spending time together, behavioral change, contribution to growth and development, emotional state, comparison with others, family elders and feeding behavior) were determined. Conclusion: In the interviews with the parents at the end of the program, it was determined that there were changes in themselves and their children and that they had difficulty with some changes. In particular, they stated that they had difficulties with comparison, conflicts with family elders or feeding. Keywords: Parent, parenting education, qualitative research, nursing.