You can't be taught how to sense the Force, but without teaching, a person probably wouldn't know how to use it. I was fortunate, I was taken in by an order of Force users when I was small and I learned many things about to sense and use the Force to the best of my abilities.

[ and taught how to fight and kill people by the time she was a teenager, but it was all in the name of peacekeeping. in retrospect, maybe not so fortunate after all. ]