There's this guy....?

I like this guy at my school. I know I'm not his normal type of girl. He picks on me n a clmate type of way but not flirty or mean. Today he and this other guy were talking and looking at me but not like oooo but maybe ewww?? But i know hes a nice guy so im like wtf?? Were n high school btw. I wanna know how to get noticed and talk to him. Help??