Why does he find the weirdest time to look at me?

their is someone i like and my friends are giving him clues and i think he knows. Hes not that noticed at school but hes very cute and nice. My friend told me that he tryed to touch her so i dont like that. He looks at me and then i look at him and he looks away. And in homeroom he talks to this nerdy kid who sits next to me. I just dont understand him, do u think he likes me at all? I think im not pretty so i dont think he would