Does BBK learning machine charge for calligraphy?

They are all free, or you can think that the money for learning materials is already included in the price of the learning machine.

After years of accumulation, BBK learning machine has almost the most abundant and perfect teaching auxiliary resources on the market, covering curriculum resources from primary school to high school; In terms of disciplines, BBK basically covers the national mainstream textbooks;

BBK has a one-on-one function, where real people answer questions online and send free time every month. If it exceeds this time, there will be a charge.

Excellent school learning machine, focusing on three subjects except language number. They have found many educational institutions, cooperated with famous teachers to develop courses and have a very perfect curriculum system.