“7 Keys” is a project consisted from 7 interactive games for children in order for them to learn the cultural heritage of Greece in a pleasant way. Each game refers to a museum constructed by the Piraeus Bank Group Cultural Foundation and it is placed in the Eugene Planetarium of Athens.

2monochannels used motion tracking devices for the interactive wall and the floor projection game as long as touch sensors applied on monitors and fiducial markers applied for Augmented Reality.
Untill now 15.000 children from Athens and Thessaloniki have played the game which is still on for a 3rd year.