It’s a beautiful thing when a class is both fun and interactive. This is how retention rates can and will increase across the board.
Anything less is subject to failing students and lack of desire for advancement, long after academics are over.
Why do students read slim to no books after graduation? Because the environment is not pleasant. When every assignment and lecture feels like a chore you or your child will perform at a mcj lower level.
Something to think about. Also something to try and fix if you have any significant power within the area of education.