encapsulation

I very confused in Abstraction Vs Encapsulation, every explains theoretically different, but i am looking something more practical explanation. As per my understanding if i am creating a method so whatever code i write inside it ,its called encapsulation and if i declare it as private or public...

I'm just starting to work on a fairly simple game just for programming practice/fun and I'm trying to start doing things in a "proper" and efficient fashion rather than my usual "do whatever is most convenient at the time" method that ends up in a confusing mess. One thing I'm really unsure...