Inclusion Criteria:  Holders of parental authority and patients informed and not opposing their participation in the study Patients aged 8 to 10 years old native-French speakers (French from France including the French overseas departments and territories) Educated in France in an ordinary environment Patients without a cleft Patients with a cleft : patients with a hard and/or soft palate cleft and for whom the perceptual speech-language pathology evaluation revealed a velopharyngeal insufficiency  Exclusion Criteria:  Patients without developmental speech disorder (including articulation disorder) or hearing impairment