I'm bi but still a lil confused

Ok I'm 13 and I'm bi but still a lil confused I'm in 8th grade well up until now I don't have feelings for anybody I've been able to not like any girl feel any attraction untill this year this girl just moved and me and her aren't that close but we're...

friends I keep having this craving to be with her it's like I seriously want her sooo bad I have her 2 of my classes the 1st class she sits on the other side and the second class she sits right next to me in my left nobody knows I'm bi but me I intend to keep it that way well she sits next to me and me and her are like the people that talk out loud a lot we talk to each other but not as much as we talk in that class I like to annoy her because I love her voice I even told her but she just thinks I'm joking with her she has a boyfriend which gets me jealous that he gets to kiss her hold her and stuff well the point is I have this craving wars wrong with me what should I do I just can't stop she is just sooo different I don't feel attracted to any girl except for her I love her smile I love how she walks smells uhhh I'm just sooo confused help

Oh ya and just to let you know im single with both guy and girl just in case you think om likibg her wheb im going out with someone no im single and worst part is she lives right in front if my house she's my neighbor please help