She looks at you during class and and looks away when you look at her and she might smile at you and say hi

From a girls point of veiw, try new looks, or go talk to them and be nice to them

What does he like to do in his free time, what his favorite things are

You can either break up with him and spend time with someone else or you could ask him to clear up his sc edual so you can spend time together

A stalker is someone who gets to ups-esed about someone. They will take pics of the person and just get upsessed about them.

Tell them why such as personality, smile, kindness. Stuff like that.

If she smiles at you when she stares she probably likes you. But the only way to find out is to ask

It is called that because you volley the ball back and forth.

You can try staying with him but normally long distant relationships don't work out the best because he could find someone else.

Well when you get sun-burnt it will peel. That Means that it is healing and after it should be tan. I don't think it will leave a scar.