So i have a question and its about my son Andrew well he is in speech therapy and he is barely…

So i have a question and its about my son Andrew well he is in speech therapy and he is barely talking he can talk a little bit but sometimes he stuttereds to but i also think there not really teaching him anyways on what therapy his grandmother has him in but also she is not telling me to much about my son and what should i do or think right now ?