Westchester’s public high schools are among the very best in the country. And while statistics are important, they don’t give a sense of what the high school experience is like for county students —or their parents. What are their concerns, triumphs, worries? What do they love (and not love) about high school? We got together recently at Serendipity Labs in Rye with local high school students and their parents. We talked, laughed, had pizza. Then, we asked the tough questions. They gave candid answers.