Is it just us, or are footballers getting younger and younger?
It seems that half the players on the pitch are not only younger than most of the crowd, but should still be in school studying for the A-Levels.
Some youngsters are developing so quickly in today's game that they are first team regulars before they've even turned 20.
The Football Observatory realised this and decided to crunch the numbers to see the most prevalent youngsters around Europe this season.
We're going to focus on the Premier League to see where the stars of tomorrow are starring today.