Inclusion Criteria:  The age of onset of maturation of walking, in terms of covering the maturation ages and between 6-15 years old, Children with CP with a Communication Function Classification System (CFCS) ≤ 3, Children with upper extremity muscles ≤ 2 according to the Modified Ashworth Scale (MASH) Children in Level-I-II, which are groups with independent walking ability according to Gross Motor Function Classification System, Not having any known vision problems in terms of not affecting the postural control responses, Not using any pharmacological agent that may affect muscle tone, Able to follow verbal commands without mental retardation at a level that interferes with communication, Those who have not had any Boutilinum Toxin injection and/or orthopedic surgery in the lower extremity in the last six months, Children without epileptic seizures will be included.  Exclusion Criteria:  Having contractures in any joint of the hip, knee and ankle in the lower extremity, Children with hearing and vision problems with any diagnosis will not be included in the study.