You would need to take the prerequisite classes necessary to become a registered nurse, which include a lot of science classes, psychology, humanities, etc. When you receive your nursing degree you are then qualified to sit for the licensing exam, and will be able to then specialize in pediatric nursing.
If you are interested in working as a pediatric oncologist, or any kind of physician, you should major in biology in college. If your college has a pre-med major, you should choose that major.
Consider nursing school for a start.
What classes do you have to take in high school inorder to become a cardiovascul;ar surgon?
You should go to culinary school.
Go to college.
Medicine and economics.
To become a pediatric nurse, you will need to first graduate nursing school then seek additional specialized training. Pediatric nurses can work in hospitals, clinics and some family practices. Pediatric nurses specialize in working with children and their families, and should be able to relate well to patients of all ages.
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you should go to a recruited art college and select your topic
Take college prep classes because you will need to go to college and medical school to do this job.
There are many things you could study in high school and college to become financial manager. You must study money and math for example.