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 volunteered at an elementary school from ages 13 to 18 (and occasionally thereafter), mainly working with kindergartners.
As a teenager, I babysat for family friends--mainly children ages 4 to 10.
I have my bachelor's degree in psychology and spent my senior year of undergrad working in a research lab with children ages 3 - 5.