Speech-sound disorder

This trial tests whether a visual biofeedback method, delivered online, can help children aged 8 to 17 who struggle with the /s/ sound. Participants see a real-time visual display of their speech and are guided to match a target pattern for correct /s/ production. After a baselin…

This trial tests whether adding perceptual training, which sharpens a child's ability to hear the difference between correct and incorrect /r/ sounds, improves the effectiveness of online speech therapy. Children aged 8 to 17 with residual speech sound disorder will receive eithe…

This study tests whether an AI-powered app can help children aged 9 to 17 with speech sound disorder (trouble saying the /r/ sound) keep improving after speech therapy. About 76 kids will use the app at home to practice words, syllables, and sentences. The goal is to see if the A…

This study tests whether using ultrasound to show tongue movements on a screen can help children with speech sound disorders pronounce sounds better. Sixty children will be randomly assigned to get the therapy right away or wait a few weeks. The goal is to see if this visual feed…

This study looks at whether a faster, more intensive speech therapy schedule works better than the usual slower schedule for children aged 9 to 17 with speech sound disorders. 84 kids will either get 16 hours of therapy over 4 weeks (intensive) or over 8 weeks (standard). The goa…

This study tests whether artificial intelligence (AI) can help school-age children (ages 9-17) who struggle to say the 'r' sound correctly. All children receive weekly speech therapy with a human clinician via video calls for 5 weeks. Some children also practice with an AI clinic…

This study tests a new approach to help children ages 7 to 11 who have trouble saying the /s/ sound (like in "snake"). Participants will do very short 10-minute speech lessons over video chat four times a week for eight weeks. The goal is to see if these brief, frequent sessions …

This study tests a speech therapy program for Spanish-English bilingual children aged 3-6 with speech sound disorders. Sixteen children will attend 12-18 therapy sessions in either English or Spanish, focusing on imitating and then spontaneously producing target words. Researcher…

This study looks at how jaw surgery affects speech in people with bite problems like open bite or underbite. Researchers will record patients' speech and tongue movements before and after surgery to see what changes. The goal is to understand why many jaw surgery patients have sp…

This study looks at how children with developmental language disorder (DLD) learn patterns in speech and grammar. Researchers want to see if a general difficulty with learning sequences links problems with sounds and sentence structure. The goal is to create better, earlier tests…