The purpose of this study was to determine and validate the multivariate screening model for finding math problems in pre-primary ages (3 to 6 years). The research method was descriptive correlational research. The statistical population of this study included all pre-school children aged 3 to 6 years old, girls and boys in kindergartens in areas 1, 2 and 3 of Tehran. The research sample was selected based on multistage cluster sampling. The sample size was 180 people. To select the sample group, 60 males and females (30 females and 30 males) were selected in each district in three age groups...

The term learning disabilities was first coined by Samuel Kirk in 1963 at an association of parents in New York City. The U.S. Department of Education and Public Law 476-101 define learning disability as: A disorder in one or more basic psychological processes that impairs the comprehension or use of spoken or written language and may result in impaired ability to listen, thought Appear, speak, read, write, spell words or do mathematical calculations. The term includes conditions such as perceptual disabilities, brain damage, partial brain dysfunction, dyslexia, and developmental dysfunction,...