Why can you, during the month of June, see school bags hoisted on flags in The Netherlands?
Correct answer: As a celebration/sign of having graduated.

Player #48458
this is a very interesting custom I didn't know it exisyed

J
The Dutch must be one of the coolest people on on the planet, what a brilliant custom 👍

igor
super custom.

Player #7850667
They did not have this custom in Holland when my grandmother grew up in Holland. I think it's a nice one.