VERY IMPORTANT QUESTION ABOUT EDGAR ALLEN POE!!!!?

Well I have a research paper for A cl and mine is about Edgar Allen poe and his life and I'm HORRIBLE at research papers and I was supposed to answer 4 questions about him and I found three but I'm having trouble with the 4th..The question is..What are the most famous poems/short stories that Poe has written in his time span and why??...Please help I'm 13 and I hate research...and I appreciate any help...HELP ME!!