tSCS in Children and Young People With HCP

This work will examine if a technique called Transcutaneous Spinal cord stimulation (tSCS), when used with concurrent specific arm and hand exercises, helps improve arm and hand movements in CYP with HCP. Does Transcutaneous Spinal Cord Stimulation (tSCS), when combined with specific arm and hand exercises, improve upper limb function in children and young people (CYP) with Hemiplegic Cerebral Palsy (HCP)? -To determine the feasibility and effectiveness of Transcutaneous Spinal Cord Stimulation (tSCS) combined with targeted arm and hand exercises in improving the upper limb function in children and young people with Hemiplegic Cerebral Palsy (HCP).