For boys between 5 and 13 years old.

It is a big game, reproducing the mechanisms of a real city.
It needs 4 hours in order to choose a work, to produce it.
It can be realized in open space if the climate allows it, or in close space like gyms, comunal halls, social spaces, etc.

It needs area all of 250 mq 9 stands with an occupancy of 160 children at least, 18 children for each stand added