Comparing Traditional and Biofeedback Telepractice Treatment for Residual Speech Errors

Inclusion Criteria: * Must be between 9;0 and 15;11 years of age at the time of enrollment. * Must speak English as the dominant language (i.e., must have begun learning English by age 2, per parent report). * Must speak a rhotic dialect of English. * Must pass a brief examination of oral structure and function. * Must exhibit less than thirty percent accuracy, based on trained listener ratings, on a probe list eliciting /r/ in various phonetic contexts at the word level. Exclusion Criteria: * Must not receive a T score more than 1.3 standard deviations (SD) below the mean on the Wechsler Abbreviated Scale of Intelligence-2 (WASI-2) Matrix Reasoning. * Must not receive a scaled score below 6 on the CELF-5 Recalling Sentences or Formulated Sentences subtests. * Must not have history of sensorineural hearing loss or failed infant hearing screening. * Must not have an existing diagnosis of developmental disability, major neurobehavioral syndrome such as cerebral palsy, Down Syndrome, or Autism Spectrum Disorder, or major neural disorder (e.g., epilepsy, agenesis of the corpus callosum) or insult (e.g., traumatic brain injury, stroke, or tumor resection). * Must not show clinically significant signs of apraxia of speech or dysarthria. * Must not have major orthodontia that could interfere with tongue-palate contact.