poetry. Unless shes not too bright. Chocolate. Unless shes lactose intolerant. Flowers. Unless shes allergic. I would advise you ask.
Muscles, coolness, sweetness, kindness, bravery, strength, somersaults, footballers
Well I am a girl and the things that impresses me is.....getting a panda stuff animal,eat chocolate, get some clothes, shopping, and that's it
There are too many girls on the planet for there too be a 100 percent accurate answer but if it helps I know what would impress me if I was a girl. It would be some who can defy Gravity and fly and then proceed to cure a previously incurable disease while finally solving the unified field theory. Now you have to admit if someone did those tasks that it would be impressive.
Putting the chicken on the head like a hat and singing songs. That will definitely impress any girl.