An interest class is an interest class.

This is Kingsoft and Iciba, both of which are the most authoritative. Don't worry.

And you can directly add the lessons to what you want to learn, such as:

Research on Wushu Teaching in Primary Schools

Reflections on the teaching of Wushu interest classes in primary schools

Here are some examples for your reference.

If tropical cyclone signal No.8 or above or black rainstorm warning is cancelled two hours before the start of the program, all programs will be held as scheduled.

If typhoon signal No.3 is hoisted or the black rainstorm warning is lowered less than two hours before the gathering time of interest classes/activities, all interest classes/activities must still be cancelled.

A total of 689 instrumental training courses and interest classes were held for 3,635 students.

The Music Office * * * offered 689 instrumental music training courses and interest classes with 3635 students.