Typically, voice change begins somewhere around age 12 or 13, or during the middle school years , which can make the experience a tad embarrassing for the child. While some tweens may be able to laugh off an embarrassing voice change moment, others may be extremely upset and self-conscious. When does voice change occur for boys going through puberty, and what does it mean? Learn About the Stages of Puberty in Boys. Puberty is predictably unpredictable , for both girls and boys. You know your child will go through the stages of puberty, but you don't always know when those symptoms will present themselves. Many tweens are embarrassed when their voices cracks or squeaks, especially if voice change happens in front of peers, parents, or teachers. Help your tween think of cute or clever things to say if his voice cracks unexpectedly.