Effect of Eye Movement Exercise on Gait Spatial and Temporal Parameters in Cerebral Palsy Spastic Diplegic Children

Inclusion Criteria: * Their age range 4-6 years old. * They are Classified on levels I and II of the Gross Motor Function Classification System (GMFCS). * The degree of spasticity will range from grade 1 or 1+ according to Modified Ashworth Scale. * They able to walk without the assistance of another individual. * Children with spastic diplegia gait pattern of Crouch gait. * Intact vision and clear eye investigations. * They Able to follow the verbal command. Exclusion Criteria: * Orthopedic deformities, a history of surgery. * A history of eye surgery, squint or optic neuropathy. * Diagnosis of epilepsy or having experienced convulsive crises (whether treated with medication or not).