This article from WIRED explores the 21 levels of ballet, ranging from easy to complex. Ballet is a highly technical and demanding form of dance that requires years of training and dedication to master. The levels of ballet progress from basic movements and positions to more advanced techniques and sequences. Each level builds upon the skills learned in the previous level, allowing dancers to continuously challenge themselves and grow in their artistry. The article highlights the intricacies of ballet training and the immense skill and discipline required to excel in this art form.