Participant_no Gender Training_group Chr_age (in months) APVS_score[H1] Pic_Rec_score Pre_FB_UT_T = Pretest, false belief task, unexpected transfer Ð test question Pre_FB_UT_C = Pretest, false belief task, unexpected transfer Ð control question Pre_FB_UT_M = Pretest, false belief task, unexpected transfer Ð memory question Pre_FB_UC_T1 = Pretest, false belief task, unexpected content Ð test question 1 Pre_FB_UC_T2 = Pretest, false belief task, unexpected content Ð test question 2 Pre_FB_UC_C = Pretest, false belief task, unexpected content Ð control question Pre_DCCS_pre = Pretest, card sorting, pre- switch Pre_DCCS_post = Pretest, card sorting, post- switch Pre_CF_Pic_T = Pretest, counter factual picture task, test question Pre_CF_Pic_C = Pretest, counter factual picture task, control question Pre_CF_Pic_M = Pretest, counter factual picture task, memory question Pre_CF_Fig_T = Pretest, counter factual figure task, test question Pre_CF_Fig_E = Pretest, counter factual figure task, extra --- Post_FB_UT_T = Posttest, false belief task, unexpected transfer Ð test question Post_FB_UT_C = Posttest, false belief task, unexpected transfer Ð control question Post_FB_UT_M = Posttest, false belief task, unexpected transfer Ð memory question Post_FB_UC_T1 = Posttest, false belief task, unexpected content Ð test question 1 Post_FB_UC_T2 = Posttest, false belief task, unexpected content Ð test question 2 Post_FB_UC_C = Pretest, false belief task, unexpected content Ð control question Post_DCCS_pre = Posttest, card sorting, pre- switch Post_DCCS_post - Posttest, card sorting, post- switch Post_3CS_pre = Posttest, 3 boxes card sorting, pre- switch Post_3CS_post = Posttest, 3 boxes card sorting, post- switch Post_CF_Pic_T = Posttest, counter factual picture task, test question Post_CF_Pic_C= Posttest, counter factual picture task, control question Post_CF_Pic_M= Posttest, counter factual picture task, memory question Post_CF_Fig_T = Posttest, counter factual figure task, test question Post_CF_Fig_E= Posttest, counter factual figure task, extra --- FU_FB_UT_T = Follow up, false belief task, unexpected transfer Ð test question FU_FB_UT_C = Follow up, false belief task, unexpected transfer Ð control question FU_FB_UT_M= Follow up, false belief task, unexpected transfer Ð memory question FU_FB_UC_T1 = Follow up , false belief task, unexpected content Ð test question 1 FU_FB_UC_T2= Follow up, false belief task, unexpected content Ð test question 2 FU_FB_UC_C= Follow up, false belief task, unexpected content Ð control question FU_DCCS_pre= Follow up, card sorting, pre- switch FU_DCCS_post = Follow up, card sorting, post- switch FU_3CS_pre= Follow up, 3 boxes card sorting, pre- switch FU_3CS_post= Follow up, 3 boxes card sorting, post- switch FU_CF_Pic_T= Follow up, counter factual picture task, test question FU_CF_Pic_C= Follow up, counter factual picture task, control question FU_CF_Pic_M= Follow up, counter factual picture task, memory question FU_CF_Fig_T= Follow up, counter factual figure task, test question FU_CF_Fig_E= Follow up, counter factual figure task, extra [H1]This and Picture Recognition Score should be used to obtain mental age.