IRCT2017091236158N1 IRCT 2017-10-27 Vice Chancellor for research of Isfahan University of Medical Sciences The effect of the storytelling training based on Dialogue on language and social skills The effect of the storytelling training based on Dialogue on language and social skills of primary school girls with mild intellectual disability 2016-12-20 anticipated 30 Complete https://irct.ir/trial/27113 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment. 2 Condition 1: Mild mental retardation. Condition 2: Socialized conduct disorder. Condition 3: Language disorder. Intervention 1: Intervention group: The intervention group received 8 sessions of Dialogue story telling training based on graver Whitehurst's techniques and each session was 45 minutes. Topics were included the treasury of the word, the language of expression, the language of reception, participation and cooperation, self-control and decisiveness. Intervention 2: Control group: No intervention.