Boyfriend??????????

So there's this guy in my class and I really like him he cute and funny we have somethings in common I talk to him occasionally in class because he sits very close to me and I have started liking him more and more but I have no idea what to say to him I'm pretty shy but he's just so sweet and nice and I don't know what to do please help me should make the first move should I say something how do I find out if he likes me to ???????