Long classes usually have more stable teaching resources and more systematic teaching arrangements, which can make you better master calligraphy skills and knowledge. Long classes generally adopt small class system, so children can get more attention and guidance, and the learning effect may be better. In addition, long-term classes can usually be continued during the semester, making the learning process smoother and more continuous.
Summer classes are usually short, usually about a month, and are suitable for people who want to improve their calligraphy in a short time or want to experience different teaching methods. Summer classes are generally richer in content and more flexible in teaching methods, which can let you get in touch with new knowledge and skills faster.
Generally speaking, long classes may be more suitable for you if you want to learn calligraphy deeply and master basic skills. And if you just want to improve your calligraphy in a short time or try different teaching methods, summer school may be more suitable for you. Of course, the final choice also needs to consider your own time, budget and actual situation.