AbdelrzakAshor Ali ^a, Ahmed Hamdy Ibrahim ^d, Abeer Mostafa Abdellatif ^c A. Professor of Pediatric Dentistry. Faculty of Dentistry, Mansoura University, Egypt. B. Lecturer of Pediatric Dentistry. Faculty of Dentistry, Mansoura University, Egypt. C. B.D.S, Faculty of Dentistry, alzawya University, Libya, 2012. Abstract: Background: The major aspect of child management in dental care is managing dental fear and anxiety it is  considered the main barrier for successful completion of dental treatment. The objectives of this study was conducted to assess behavior techniques used in private clinics in Mansoura City and Evaluate their effects and fear induced in children treated. Materials and Methods:The study was conducted on a sample of number 300 Egyptian children, aged 4-12 years. Thirty Private dental clinics were selected randomly. Studied Children were physically and mentally appearing well. The dentists were  asked to clarify, if they use any technique (frequent and less frequent), they were asked to give their opinion about how is behavior management techniques (tell show do, distraction, modeling, parent separation, nonverbal communication, hand over mouth, positive reinforcement, physical restraining and voice control) successful during management of the child. Dentists were asked about successfulness of behavior management technique on a five satisfaction rating scale (very poor, poor, fair, good and very good) according to child co-operation during dental treatment. The children were interviewed and asked to answer some related questions in prepared questionnaires. At the end of the questionnaire, each child was asked to point to the face representing his fear status on the Facial Image Scale (FIS).                                                                                                             Results: The most frequently used behavior management techniques in descending arrangement  were ; tell show do (100.0%) followed by distraction (96.0%), modeling (83.3%), nonverbal communication (80.0%), positive reinforcement, voice control (76.0%), hand over mouth and physical restraining (40.0%) with least frequent was parent separation (20.0%).                                                                                                         The dentists opinion about of the most successful behavior management techniques were ;  Tell -show -Do (93.3%), distraction (83.3%) and modeling (60%) were described as very good techniques with least frequent was parent separation (26.6%) was described as very poor technique. Children whose treated by dentists using behavior management techniques were  a high statistically significant relation between behavior management techniques and facial image scale, the highest median scale were in parent separation 4.0 (2.0-5.0), physical restraining 4.0 (2.0-5.0) and lowest were for tell- Show-Do 1.0 (1.0-2.0), modeling 2.0 (1.0-2.0)  and distraction techniques 1.0 (1.0-3.0). Conclusions: According to the results of the present study, we could conclude that:  Using behavior management techniques facilitate treating of children in dental clinics. In Mansoura city Tell-show-do, Distraction and Modeling are the most successful management techniques.