Inclusion Criteria:  A clinical diagnosis of CP mentioned in the medical record Minor child for the entire duration of the protocol, i.e. between 10 and 17 years of age (the child must be less than 18 years of age at the time of the last check-up scheduled 1 year after inclusion in the study) Global Motor Function Classification System (GMFCS) levels I to III Ability to cooperate, understand and follow simple instructions to play. Patient affiliated to the French social security system Voluntary patient whose parents have given their consent for their child to participate in the study Patient who has undergone multisite surgery of the lower limbs including bone procedures at least 7 weeks before the start of the procedure  Exclusion Criteria:  A diagnosis of photosensitive epilepsy mentioned in the medical file AND/OR a mention in the child's medical file or by the parents or by the child of a history of epileptic seizures occurring during the practice of a video game A visual, cognitive or auditory impairment at a level that would interfere with playing the game. The patient must have normal or corrected vision and hearing.