Probability and Statistics
With all the great tools today (Python, R, Mathematica, SageMath) prob and stats are much easier to use.
Parents- Mathematics Mathematics is very interesting and fun if you do it right. All university science majors and engineering professions require it as the language. You'll get lots of math in your school, but this club concentrates on using computers to understand and solve problems. This subject is less about how to solve math problems and more about what types of problems are there that can make a business profitable, and what types of tools exist that can solve them.
Links
- A visual introduction to probability and statistics - I found this site well done.