Impaired motor perceptual skills in children with Down syndrome are common deficiency. Given the importance of motor perceptual skills in controlling the environment, participation, learning and performance of these children as activities which are done at school, home and in community, this study will investigate the impact of motor perceptual on motor perceptual function and drawing skills and dexterity in children with Down syndrome. In this survey, using a simple non-probability sampling, the sample size formulas and the laws of the Single System Design Study was considered approximately 5 children. Inclusion criteria include Educable Down Syndrome children with conform diagnosis by clinical psychologist, Educable Down Syndrome children without significant skeletal, neurological and mental illness and the age group is between 4.5 and 14.5 years. Exclusion criteria include non-cooperative child, Child injury accident in the length of treatment and Absence more than one session. They will be examined twice a week with 3 days interval. After further evaluation of the stability-oriented evaluations, along with the investigations, the Subjects treated for 1.5 months (3 times a week, an hour each session). The interventions include motor perceptual and visual perception exercise. Assessments continue twice a week. After completion of the study and statistical analyze, the effect of treatment on motor perceptual skills is examine. This study is single blind.