Yes, Most courses offer free trial classes or demo sessions to help your child decide before committing.
Extra-curricular courses are usually open to students of all ages, and some are even tailored for adults depending on the course's nature.
After choosing your desired institute or academy, you can directly pay them as per the desired monthly / quarterly package.
Duration of the couses varies depending on the level of course. It could be short-term (a few weeks) or long-term (several months or ongoing),
Yes, most of classes have beginner, intermediate and advanced levels. You can enroll yourself or your child in whichever class you feel is the best.