All girls are different and have different hobbies and likes.
~flowers
~cd albums of her favorite music artist
~jewelry(a lot of girls like jewelry), like a necklace, earrings, bracelet, ring, anklet...(you can just buy her something that looks nice or ask specifically what she likes, ex: gold or silver, with shiny jewels, without shiny jewels, with birthstone, without birthstone, does she like hearts or flowers on it, length of the chain, etc. either way, she'll like it because it's from you.)
~a gift card to one of her favorite stores
~spend the day with her and do something special, like go to the park, get ice cream, something like that
~movie tickets
~concert tickets
~new shoes
~sports equipment
~makeup
A car.
It really depends on what your girlfriend likes. Earrings? Music?
if u can get a girlfriend and u r 12 Great job! u got guts
Condoms
You can give her a makeup kit or clothes also maybe an animal like a bunny or a bird or a puppy! :)
What is the proper amount of money to give a 16 year old friend for her birthday
Money
$20
40 dollars
Give her a vase with flowers.
Money!
A poo!