Lol - you may forget, I do not. I believe your use of the word children is no longer the accepted term for this age group. In fact it has been frowned upon since I was in school when adolescents was abandoned in favour of young adults.
On top of that FIFA is a game I am very familiar with, from my own youth through to now playing it with my own kid (that's my excuse to the wife anyway as to why I play it!). If you want a detailed breakdown of the development of the game and it's mechanics and advancements that is now FIFA 15, feel free to ask.