pros/cons about using the mp3's from http://www.studywithsubstanceP.com?
I just started listening to them. They are 'quick hits' in audio form; sort of like the 'quick hits' in the book of step up to medicine.
I just started listening to them. They are 'quick hits' in audio form; sort of like the 'quick hits' in the book of step up to medicine.
