There are many ways to define computer science. Please keep the target audience (high school kids in India) in mind. I could have defined it as the study and de

There are many ways to define computer science. Please keep the target audience (high school kids in India) in mind. I could have defined it as the study and design of abstractions instead, but I don't think it would have made a whole lot of sense to high school kids. That said, I agree that this may not be optimal way to phrase it. What would be your way to get it across?