HELP ME OUT PLEASE

My boyfriend and I have been dating for a while now and we are finally at a point where we’ve been talking about sex.... in the beginning he didn’t want to rush me or pressure me into anything so we never talked about it but now that we are he thinks I’m completely innocent and don’t know what I’m doing I want to suck his dick but I don’t want to just do it the standard way how most people do I want to throw in some tricks to really surprise him and catch him off guard please help me out and tell me every thing you know