What are the cons or downsides to using entertainment as a teaching method in younger grades?

I’m planning on becoming a teacher and I am interested in “edutainment”, or entertainment in lesson plans. Such as music, videos, games, singing, dancing, etc. BUT I am curious to know what some of the cons in this teaching method may be?

What are some jobs in Thailand that foreigners can do besides teaching?

Trying to find a job in Thailand. What are some common jobs that foreigners have in Thailand besides teaching. I am talking about entry level jobs and not positions like CEO’s.

What jobs are available for Americans other than teaching English in Japan?

I’ve read most posts asking questions about jobs and everyone replied saying to teach English. Well, If I am fluent in Japanese what other jobs could possibly be available for me there?