MISSION: Solving mysteries

Ten fascinating mysteries about different subjects will be published at the “Diàlegs d’Educació” supplement that accompanies the weekly newspaper “Empordà” once a month, from October to July.

You can also check them at the main page of SEAE:

https://sites.google.com/a/xtec.cat/seae/dialegs-d-educacio

Try to figure the mysteries out if you dare, but be careful because the answer is visible upside down, so DON’T CHEAT!