Photography advice plz!!!?

hi im 13 and i have just recently started photography and i need some advice for my pictures... i asked this question before andi had people saying that i was horrible and i cant be a good photographer cuz i have only been doing it 4 a while... im not asking if i should make a career out of it ik im not that great but i would like to get better so tell me what u think give some advice. the more detail the better tell me wich pics u like and why... which pics u dont like and why and plz dont be afraid to be honest!! photobucket.com/albums/aa470/nellyrox414