“Take the stairs instead of the escalator or elevator and feel better.” The Fun Theory made it happen in Stockholm where they transformed a public staircase into a piano.

I noticed the video on One World today. It reminded me of my post on the urban games by Everdien Breken. She created hopscotch for children and adults, well everyone, on the streets.

Another fun one:

The Fun Theory is an initiative of Volkswagen to find concepts that can change people’s behaviour for the better.