Children’s English. A children's English class is about 20 yuan, and one-on-one learning every day costs about 12,000 yuan. It is the cheapest among several courses. Music lessons cost about 16,000 to 20,000 yuan. The cost of aerobics classes is about 16,000. Mejim also has music classes, activity classes, and early childhood education classes, and the quality of the courses is good.