Inclusion Criteria:  Age 4 to 12 years MACS level 1-3 Diagnosed with unilateral CP due to central nervous system lesions  Exclusion Criteria:  Severe cognitive dysfunction that rendered them unable to perform simple tasks (e.g., reaching, grasping Untreated seizures Visual or auditory problems interfering with treatment Prior history of musculoskeletal disorders. MACS level 4-5