In Arizona, my daughter got her certificate when she was 11 thru the fire dept.
Depends if that kid is on medication or not. if yes, then it should be fine. If u have ADD its probably not somthing you want to mention while being interviewed.
babysitting information. By looking in the newspaper or just babysitting siblings or cousins.
It all depends on experience and how you handle it.
12 I Think. I Babysat When I Was 12.