Inclusion Criteria:  Primary school children with diagnose of Spastic Diplegia CP > 1 on Mas in hip flexors, adductors and tibialis anterior of both lower extremities. Parents/legal guardians signed the Informed consent  Exclusion Criteria:  Severe mental retardation Present epilepsy Present any remedial surgery/medication Less than 1 year post orthopaedic surgery Less than 6 months post botulinum toxin type A injection Present metallic implants Present any comorbidity unfit for the study Congenital disorders such as Down's syndrome, fragile-x syndrome or congenital anomalies