Inclusion Criteria:  Age range from 8 to 15 years old Able to stand and walk independently Spasticity ranged from 1 to 1+ grade according to Modified Ashworth Scale level I or II according to Gross Motor Function Classification System (GMFCS) Able to understand and follow instructions  Exclusion Criteria:  Children with previous corrective orthopedic surgery or botulinum toxin injection in the lower extremities within the previous 6 months Skin disease Epilepsy Mental retardation Visual or auditory problems