Background : Traumatic dental injuries continue to be one of the most serious issues with children's oral Heath and can be extremely painful and upsetting. It may frequently occur at any place and time. Prognosis of an avulsed tooth is depending on the parents' awareness of suitable emergency measures. So parents must enhance their knowledge, practice and confidence in dealing with it. Aim: Upgrade mothers, knowledge, practice and confidence regarding emergency care of their children with traumatic dental injuries. Research design: A quasi-experimental design was used. Setting: It was conducted at pediatric dental care unit at Tanta University Hospital. Sample: A convenience sampling of 60 mothers and their children with traumatic dental injuries. Tools: Three tools were used: Tool I: A structured interview questionnaire. Tool II: Self-reported Practices of the studied mothers towards emergency care of their children with traumatic dental injuries. Tool III: Confidence of the studied mothers towards emergency care of their children with traumatic dental injuries. Results: There was a significant improvement in mothers' knowledge, practices and confidence immediately and one month after implementation of the educational intervention. There was a statistical significant positive correlation between knowledge and practice, before and immediate after educational intervention. Conclusion: Mothers' knowledge, practices and confidence were improved after implementation of the educational intervention. Recommendation: Continuous health education program for mothers and their children should be provided frequently and consistently regarding traumatic injuries and its emergency care.