What are some Parahuman abilities that would make the characters great teachers or coaches to the average joe or muggle?

The Marvel character Taskmaster has muscle mimicry. Where he can copy physical movements. Making him a S-tier Martial Artist and Marksman. He open up his own school. Where he trains assassins.

In the show 4400 there was this character who had the ability to unlock people hidden talents. She use this abilities on children. Making a lot of young children extremely talented at playing instruments like the piano or violin without a lot of practice.

Guru from Dragon Ball Z has a similar ability too.