Background: The prenatal period is a time of physical and psychological preparation for birth and parenthood. Becoming a parent is considered one of the maturational milestones of adult life. The prenatal period provides a unique opportunity for nurses and other members of the health team to influence family health. During this period, essentially healthy women seek regular care and guidance. The nurse’s health promotion interventions can affect the wellbeing of the woman, her child, and the rest of her family for many years. Method: Aquantitative research approach with pre experimental research design with one group pre and posttest designwas adopted in ordered to achieve the objectives of the study. Results: There was a significant difference (P (<0.05) between the pretest mean score [12 (±3.78)] and post test score of knowledge [(23±2.2)] and pretest attitude mean score [19.23 (±3.173)] and posttest mean score [29.42± (2.75)]. Conclusion: It is observed that video teaching programme helps to gain knowledge and change attitude on Dawn’s Rule of Ten among primi gravida mothers.