In many dances, boys usually go barefoot, because it helps their strength and balance. Barefoot can help boys feel the ground better, thus providing better support and control. This is especially helpful for performing actions such as jumping and rotating.

Girls usually wear shoes because they can provide extra support and protection for their feet. For many girls, wearing shoes can also make them feel more comfortable and safe, especially when performing difficult movements. In addition, shoes can also help girls to better control the position and movements of their feet, thus helping them to complete dance movements more accurately.

In a word, in dancing, boys usually go barefoot, because it helps them to have strength and balance, while girls usually wear shoes to provide extra support and protection and help them complete the dance movements more accurately.