Teaching kids to become “bullyproof” is all the rage. Books, videos and websites promise to show parents how to protect their kids from being bullied; school districts are buying curricula with names like “Bully-Proofing Your School,” a well-regarded program used in thousands of classrooms. Even martial arts programs are getting into the act: “Bullyproofing the world, one child at a time,” is the motto for a jujitsu program called Gracie Bullyproof, the Associated Press reports. But can you really make a child invulnerable to getting picked on? And even if you could, should the burden really be on potential victims to learn these skills, rather than on punishing or reforming the bullies? Parents and educators say when bullyproofing programs are done right, kids can be taught the social and emotional skills they need to avoid becoming victims. But bullyproofing is not just about getting bullies to move on to a different target. It’s also about creating a culture of kindness, beginning in preschool, and encouraging kids to develop strong friendships that can prevent the social isolation sometimes caused by extreme bullying…