Choosing a suitable vocal music training method for children needs to consider their age and personal characteristics. The following are several common vocal music education methods and their applicable age ranges:

1. Individual courses: One-on-one teaching method, teachers can make personalized teaching plans according to children's characteristics and needs, which are suitable for children of all ages.

2. Group course: small class teaching, suitable for children aged 4-6.

3. Music camp: focusing on music learning, suitable for children aged 7- 14.