My almost 4-year-old has major speech issues. He needed 6 months of language development class before he had enough vocabulary to get into the articulation part of his problem. My 1st grader’s teacher recently mentioned that he was having issues with his “th” sound, but that it was not “serious enough yet” to qualify him for the on-campus specialist. So, I asked my younger son’s speech teacher for suggestions of what I could do at home. She suggested that I check out your website! I’m finding it is helping me correct my older son, but also help me understand what the teacher is doing with my younger son.