text:  Well, it's been known as a girls' sport for decades, of course, but in the last six, seven years, growth at the high school level in boys' volleyball has really been booming, and there's a few reasons for that. Some of these boys are seeing their sisters having a lot of fun and thinking, hey, they want to get on it too. Some of their moms played high school or college volleyball, and they've become activists in trying to get state high school sports associations to make it an official varsity sport, boys' volleyball.