I'd say that the delegator style of teaching considers cooperation and debates, but in that case, students perform all the work, basically, and the teacher is just providing guidance. In general, there are five teaching methods, you can learn more about them and their pros and cons here https://trible.com/blog/pros-cons-of-top-5-teaching-methods-that-work/, and this platform can even provide you with all the necessary tools to develop your own online course.