Do I need to take any specific classes in college to become a babysitter?
You do not need to go to college to become a babysitter, but please take a look at this question:
However, there are many careers that might be interesting to you if you enjoy working with kids, and some of these careers do require college education and specific degrees. Please take a look at this question:
Shubha Florence Dalavai
You do not need to take any class in college for babysitting.
I would also suggest taking some early childhood education classes so you can offer more than just babysitting but actually teaching the children.