Acceptability and Efficacy of GO MOVE

Inclusion Criteria: * Inclusion criteria for participants to enroll in the study include a diagnosis of unilateral CP or a non-progressive brain lesion, injury, or trauma of the developing brain that presents with a unilateral upper limb motor impairment. GMFCS levels 1 or 2. MACS levels 1-3. Age 3-17 years old, ability to follow directions, ability to complete the assessment protocol, and the ability to access the GO MOVE webpage on a personal device. All ethnic/racial groups will be eligible to participate. The ability to participate in everyday activities without restriction from a physician throughout the duration of their participation in the study (does not have restrictions/contraindications following a medical procedure). Exclusion Criteria: * The study will exclude any patients with uncontrolled epilepsy or significant visual impairment. The study will exclude any patient with severe behavioral problems or the inability to complete the assessment protocol or home program.