Aluated precisely stages of validities and reliabilities of the tests or mothers’ preferences for introducing and elaborating on mental CC-115 Purity & Documentation states in conversation with their young young children (, ).Information Extraction Information were extracted by two researchers (SZZA, ShJ) based on a previously prepared data extraction type,Material and MethodsSearching the Literature We searched MEDLINE (PubMed interface), Internet of Science, Science direct, PsycINFO, and also Proof Base Medicine (The Cochrane Library) databases from to June .The study population was standard preschool young children.Search strategies integrated the mixture of text word field searching, working with controlled vocabulary along with a Boolean operator.Search method included Latin transcription of `Theory of Mind’ AND test AND kids (Appendix).It was adapted to each and every database with minor alterations.All of the searches were conducted to obtain studies published in June .Also, we manually studied the reference lists from the final articles at the same time and carried out a search of these references.Iranian J Psychiatry , Sep ijps.tums.ac.irZiatabar Ahmadi, Jalaie, Ashayeri 4 `advanced’ theoryofmind queries.In total, each youngster was presented with a maximum of nine test questions across six puppet or storybook tasks.The range of scores for standard and sophisticated tasks was and , respectively.This test was carried out in London .Peterson and Slaugheter developed the Maternal Mental State Input Inventory (MMSII) that was designed to measure mothers’ preferences for introducing and elaborating on mental states in conversation with their young kids.Sixty 1 normal preschool (aged .yearolds) kids and their mothers participated in the study.This questionnaire consisted of stories.The instrument depicted episodes of every day family members interaction (e.g cooking, wrapping birthday presents).You can find response options given with every single story Elaborated mental state (EMS), elaborated nonmental state (ENMS), nonelaborated mental state (NEMS) and nonelaborated nonmental state (NENMS).The total scores variety was from to ; this test was carried out in Australia .Wellman and Liu developed uncomplicated ToM tasks.Seventy 5 normal young children (aged .to .years) were tested on PubMed ID:http://www.ncbi.nlm.nih.gov/pubmed/21605214 tasks that incorporated many desires, diverse beliefs, information access, content false belief, explicit belief, belief emotion and realapparent emotion.In each task, there had been two crucial inquiries that had to be responded verbally A target query in regards to the protagonist’s mental state or behavior and also a contrast or handle question concerning the reality or a different person’s state.This test was carried out verbally in Michigan and its array of scores was .BlijdHoogewys et al. created a ToM Storybook.There are six color storybooks in total How is Sam feeling Sam goes towards the park; Sam goes swimming; Sam visits his grandparents; Sam in the farm; and Sam’s birthday.The test took minutes to complete and was carried out verbally.You can find tasks that included many feelings, beliefs, desires and mentalphysical distinctions.The tasks consist of concerns `test questions’ and `justification questions’ in total.Test concerns had been scored by points as well as the total score was , and justification queries were scored by points and the total score was .This test was carried out on standard and PDDNOS children and was developed in Netherlands .Hutchins and et al. developed a ToM test that referred to as Perceptions of Children’s Theory of Thoughts MeasureExperimental Version (PCToMME).