On the radio there was a feature the latest sociologic trend in Spain: The ni-ni generation. It stands for neither-nor, as in neither in a job nor in at school.
There was a study back in 2009 that found that 54% of Spaniards between 18 and 34 have no hope for the career prospects. Considering that the unemployment rate for youth is now 39% (EU27 average is 19%), this isn't all the surprising.
The high school dropout rate in Spain is around 30% (vs 12% in Europe), so it's pretty easy to guess where those unemployed kids are coming from.
Why are they dropping out? Here's a clue:
Repetition rates in lower secondary education across OECD countries