User blog comment:Thailog/Ep. 121 "Image" discussion/@comment-169.233.33.65-20120318075833/@comment-4803933-20120318082631

I haven't noticed anything. I do volunteer work with a high school musical production, and the boys voices don't usually start changing until around tenth grade. While boys voices usually do start changing between twelve and fourteen years old, it just hasn't been my experience with them.