Card Verification Code can be found on the back of the card, usually
within the signature panel.
can be found on the front of your card, just above the
number on the right side.
I think the best way to learn is to find a tutor who can sit right next to you and explain concepts. I love hearing "I never thought of it that way." It brings a smile to my face. I am a tutor and based on my experience, I enjoy one on one sessions with kids and I feel that is the best way to absorb the material being taught. I just love teaching kids !