Well, academic year in Poland starts in september but you still go to classes according with year you were born in. Children from January wil be the oldest in class and the ones from December the youngest(There are also cases where a children from example December can be moved to another year)
hoffmistrz t1_iymr41b wrote
Reply to comment by diamond280779 in [OC] Birth months of FIFA World Cup players. The top three are January, February and March, possibly due to the "Relative age effect" by desfirsit
Well, academic year in Poland starts in september but you still go to classes according with year you were born in. Children from January wil be the oldest in class and the ones from December the youngest(There are also cases where a children from example December can be moved to another year)